351738400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1155

約数の個数: 144

約数和(自身を含む): 955438848

約数和(自身を除く): 603700448

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, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 992, 1040, 1091, 1240, 1300, 1550, 1612, 2015, 2080, 2182, 2480, 2600, 3100, 3224, 4030, 4364, 4960, 5200, 5455, 6200, 6448, 8060, 8728, 10075, 10400, 10910, 12400, 12896, 14183, 16120, 17456, 20150, 21820, 24800, 27275, 28366, 32240, 33821, 34912, 40300, 43640, 54550, 56732, 64480, 67642, 70915, 80600, 87280, 109100, 113464, 135284, 141830, 161200, 169105, 174560, 218200, 226928, 270568, 283660, 322400, 338210, 354575, 436400, 439673, 453856, 541136, 567320, 676420, 709150, 845525, 872800, 879346, 1082272, 1134640, 1352840, 1418300, 1691050, 1758692, 2198365, 2269280, 2705680, 2836600, 3382100, 3517384, 4396730, 5411360, 5673200, 6764200, 7034768, 8793460, 10991825, 11346400, 13528400, 14069536, 17586920, 21983650, 27056800, 35173840, 43967300, 70347680, 87934600, 175869200, 351738400]

約数ペア:

[(1, 351738400), (2, 175869200), (4, 87934600), (5, 70347680), (8, 43967300), (10, 35173840), (13, 27056800), (16, 21983650), (20, 17586920), (25, 14069536), (26, 13528400), (31, 11346400), (32, 10991825), (40, 8793460), (50, 7034768), (52, 6764200), (62, 5673200), (65, 5411360), (80, 4396730), (100, 3517384), (104, 3382100), (124, 2836600), (130, 2705680), (155, 2269280), (160, 2198365), (200, 1758692), (208, 1691050), (248, 1418300), (260, 1352840), (310, 1134640), (325, 1082272), (400, 879346), (403, 872800), (416, 845525), (496, 709150), (520, 676420), (620, 567320), (650, 541136), (775, 453856), (800, 439673), (806, 436400), (992, 354575), (1040, 338210), (1091, 322400), (1240, 283660), (1300, 270568), (1550, 226928), (1612, 218200), (2015, 174560), (2080, 169105), (2182, 161200), (2480, 141830), (2600, 135284), (3100, 113464), (3224, 109100), (4030, 87280), (4364, 80600), (4960, 70915), (5200, 67642), (5455, 64480), (6200, 56732), (6448, 54550), (8060, 43640), (8728, 40300), (10075, 34912), (10400, 33821), (10910, 32240), (12400, 28366), (12896, 27275), (14183, 24800), (16120, 21820), (17456, 20150)]