850491200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1385

約数の個数: 168

約数和(自身を含む): 2328184320

約数和(自身を除く): 1477693120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 320, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 832, 992, 1040, 1240, 1300, 1319, 1550, 1600, 1612, 1984, 2015, 2080, 2480, 2600, 2638, 3100, 3224, 4030, 4160, 4960, 5200, 5276, 6200, 6448, 6595, 8060, 9920, 10075, 10400, 10552, 12400, 12896, 13190, 16120, 17147, 20150, 20800, 21104, 24800, 25792, 26380, 32240, 32975, 34294, 40300, 40889, 42208, 49600, 52760, 64480, 65950, 68588, 80600, 81778, 84416, 85735, 105520, 128960, 131900, 137176, 161200, 163556, 171470, 204445, 211040, 263800, 274352, 322400, 327112, 342940, 408890, 422080, 428675, 527600, 531557, 548704, 644800, 654224, 685880, 817780, 857350, 1022225, 1055200, 1063114, 1097408, 1308448, 1371760, 1635560, 1714700, 2044450, 2110400, 2126228, 2616896, 2657785, 2743520, 3271120, 3429400, 4088900, 4252456, 5315570, 5487040, 6542240, 6858800, 8177800, 8504912, 10631140, 13084480, 13288925, 13717600, 16355600, 17009824, 21262280, 26577850, 27435200, 32711200, 34019648, 42524560, 53155700, 65422400, 85049120, 106311400, 170098240, 212622800, 425245600, 850491200]

約数ペア:

[(1, 850491200), (2, 425245600), (4, 212622800), (5, 170098240), (8, 106311400), (10, 85049120), (13, 65422400), (16, 53155700), (20, 42524560), (25, 34019648), (26, 32711200), (31, 27435200), (32, 26577850), (40, 21262280), (50, 17009824), (52, 16355600), (62, 13717600), (64, 13288925), (65, 13084480), (80, 10631140), (100, 8504912), (104, 8177800), (124, 6858800), (130, 6542240), (155, 5487040), (160, 5315570), (200, 4252456), (208, 4088900), (248, 3429400), (260, 3271120), (310, 2743520), (320, 2657785), (325, 2616896), (400, 2126228), (403, 2110400), (416, 2044450), (496, 1714700), (520, 1635560), (620, 1371760), (650, 1308448), (775, 1097408), (800, 1063114), (806, 1055200), (832, 1022225), (992, 857350), (1040, 817780), (1240, 685880), (1300, 654224), (1319, 644800), (1550, 548704), (1600, 531557), (1612, 527600), (1984, 428675), (2015, 422080), (2080, 408890), (2480, 342940), (2600, 327112), (2638, 322400), (3100, 274352), (3224, 263800), (4030, 211040), (4160, 204445), (4960, 171470), (5200, 163556), (5276, 161200), (6200, 137176), (6448, 131900), (6595, 128960), (8060, 105520), (9920, 85735), (10075, 84416), (10400, 81778), (10552, 80600), (12400, 68588), (12896, 65950), (13190, 64480), (16120, 52760), (17147, 49600), (20150, 42208), (20800, 40889), (21104, 40300), (24800, 34294), (25792, 32975), (26380, 32240)]