49316020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 119952000

約数和(自身を除く): 70635980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 67, 76, 95, 130, 134, 149, 190, 247, 260, 268, 298, 335, 380, 494, 596, 670, 745, 871, 988, 1235, 1273, 1340, 1490, 1742, 1937, 2470, 2546, 2831, 2980, 3484, 3874, 4355, 4940, 5092, 5662, 6365, 7748, 8710, 9685, 9983, 11324, 12730, 14155, 16549, 17420, 19370, 19966, 25460, 28310, 33098, 36803, 38740, 39932, 49915, 56620, 66196, 73606, 82745, 99830, 129779, 147212, 165490, 184015, 189677, 199660, 259558, 330980, 368030, 379354, 519116, 648895, 736060, 758708, 948385, 1297790, 1896770, 2465801, 2595580, 3793540, 4931602, 9863204, 12329005, 24658010, 49316020]

約数ペア:

[(1, 49316020), (2, 24658010), (4, 12329005), (5, 9863204), (10, 4931602), (13, 3793540), (19, 2595580), (20, 2465801), (26, 1896770), (38, 1297790), (52, 948385), (65, 758708), (67, 736060), (76, 648895), (95, 519116), (130, 379354), (134, 368030), (149, 330980), (190, 259558), (247, 199660), (260, 189677), (268, 184015), (298, 165490), (335, 147212), (380, 129779), (494, 99830), (596, 82745), (670, 73606), (745, 66196), (871, 56620), (988, 49915), (1235, 39932), (1273, 38740), (1340, 36803), (1490, 33098), (1742, 28310), (1937, 25460), (2470, 19966), (2546, 19370), (2831, 17420), (2980, 16549), (3484, 14155), (3874, 12730), (4355, 11324), (4940, 9983), (5092, 9685), (5662, 8710), (6365, 7748)]