49666760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 138499200

約数和(自身を除く): 88832440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 457, 494, 520, 572, 715, 760, 836, 914, 988, 1045, 1144, 1235, 1430, 1672, 1828, 1976, 2090, 2285, 2470, 2717, 2860, 3656, 4180, 4570, 4940, 5027, 5434, 5720, 5941, 8360, 8683, 9140, 9880, 10054, 10868, 11882, 13585, 17366, 18280, 20108, 21736, 23764, 25135, 27170, 29705, 34732, 40216, 43415, 47528, 50270, 54340, 59410, 65351, 69464, 86830, 95513, 100540, 108680, 112879, 118820, 130702, 173660, 191026, 201080, 225758, 237640, 261404, 326755, 347320, 382052, 451516, 477565, 522808, 564395, 653510, 764104, 903032, 955130, 1128790, 1241669, 1307020, 1910260, 2257580, 2483338, 2614040, 3820520, 4515160, 4966676, 6208345, 9933352, 12416690, 24833380, 49666760]

約数ペア:

[(1, 49666760), (2, 24833380), (4, 12416690), (5, 9933352), (8, 6208345), (10, 4966676), (11, 4515160), (13, 3820520), (19, 2614040), (20, 2483338), (22, 2257580), (26, 1910260), (38, 1307020), (40, 1241669), (44, 1128790), (52, 955130), (55, 903032), (65, 764104), (76, 653510), (88, 564395), (95, 522808), (104, 477565), (110, 451516), (130, 382052), (143, 347320), (152, 326755), (190, 261404), (209, 237640), (220, 225758), (247, 201080), (260, 191026), (286, 173660), (380, 130702), (418, 118820), (440, 112879), (457, 108680), (494, 100540), (520, 95513), (572, 86830), (715, 69464), (760, 65351), (836, 59410), (914, 54340), (988, 50270), (1045, 47528), (1144, 43415), (1235, 40216), (1430, 34732), (1672, 29705), (1828, 27170), (1976, 25135), (2090, 23764), (2285, 21736), (2470, 20108), (2717, 18280), (2860, 17366), (3656, 13585), (4180, 11882), (4570, 10868), (4940, 10054), (5027, 9880), (5434, 9140), (5720, 8683), (5941, 8360)]