52551200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 143490816

約数和(自身を除く): 90939616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 163, 200, 208, 248, 260, 310, 325, 326, 400, 403, 416, 496, 520, 620, 650, 652, 775, 800, 806, 815, 992, 1040, 1240, 1300, 1304, 1550, 1612, 1630, 2015, 2080, 2119, 2480, 2600, 2608, 3100, 3224, 3260, 4030, 4075, 4238, 4960, 5053, 5200, 5216, 6200, 6448, 6520, 8060, 8150, 8476, 10075, 10106, 10400, 10595, 12400, 12896, 13040, 16120, 16300, 16952, 20150, 20212, 21190, 24800, 25265, 26080, 32240, 32600, 33904, 40300, 40424, 42380, 50530, 52975, 64480, 65200, 65689, 67808, 80600, 80848, 84760, 101060, 105950, 126325, 130400, 131378, 161200, 161696, 169520, 202120, 211900, 252650, 262756, 322400, 328445, 339040, 404240, 423800, 505300, 525512, 656890, 808480, 847600, 1010600, 1051024, 1313780, 1642225, 1695200, 2021200, 2102048, 2627560, 3284450, 4042400, 5255120, 6568900, 10510240, 13137800, 26275600, 52551200]

約数ペア:

[(1, 52551200), (2, 26275600), (4, 13137800), (5, 10510240), (8, 6568900), (10, 5255120), (13, 4042400), (16, 3284450), (20, 2627560), (25, 2102048), (26, 2021200), (31, 1695200), (32, 1642225), (40, 1313780), (50, 1051024), (52, 1010600), (62, 847600), (65, 808480), (80, 656890), (100, 525512), (104, 505300), (124, 423800), (130, 404240), (155, 339040), (160, 328445), (163, 322400), (200, 262756), (208, 252650), (248, 211900), (260, 202120), (310, 169520), (325, 161696), (326, 161200), (400, 131378), (403, 130400), (416, 126325), (496, 105950), (520, 101060), (620, 84760), (650, 80848), (652, 80600), (775, 67808), (800, 65689), (806, 65200), (815, 64480), (992, 52975), (1040, 50530), (1240, 42380), (1300, 40424), (1304, 40300), (1550, 33904), (1612, 32600), (1630, 32240), (2015, 26080), (2080, 25265), (2119, 24800), (2480, 21190), (2600, 20212), (2608, 20150), (3100, 16952), (3224, 16300), (3260, 16120), (4030, 13040), (4075, 12896), (4238, 12400), (4960, 10595), (5053, 10400), (5200, 10106), (5216, 10075), (6200, 8476), (6448, 8150), (6520, 8060)]