64939490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 159376896

約数和(自身を除く): 94437406

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 41, 55, 70, 77, 82, 85, 110, 119, 121, 154, 170, 187, 205, 238, 242, 287, 374, 385, 410, 451, 574, 595, 605, 697, 770, 847, 902, 935, 1190, 1210, 1309, 1331, 1394, 1435, 1694, 1870, 2057, 2255, 2618, 2662, 2870, 3157, 3485, 4114, 4235, 4510, 4879, 4961, 6314, 6545, 6655, 6970, 7667, 8470, 9317, 9758, 9922, 10285, 13090, 13310, 14399, 15334, 15785, 18634, 20570, 22627, 24395, 24805, 28798, 31570, 34727, 38335, 45254, 46585, 48790, 49610, 53669, 54571, 69454, 71995, 76670, 84337, 93170, 107338, 109142, 113135, 143990, 158389, 168674, 173635, 226270, 268345, 272855, 316778, 347270, 381997, 421685, 536690, 545710, 590359, 763994, 791945, 843370, 927707, 1180718, 1583890, 1855414, 1909985, 2951795, 3819970, 4638535, 5903590, 6493949, 9277070, 12987898, 32469745, 64939490]

約数ペア:

[(1, 64939490), (2, 32469745), (5, 12987898), (7, 9277070), (10, 6493949), (11, 5903590), (14, 4638535), (17, 3819970), (22, 2951795), (34, 1909985), (35, 1855414), (41, 1583890), (55, 1180718), (70, 927707), (77, 843370), (82, 791945), (85, 763994), (110, 590359), (119, 545710), (121, 536690), (154, 421685), (170, 381997), (187, 347270), (205, 316778), (238, 272855), (242, 268345), (287, 226270), (374, 173635), (385, 168674), (410, 158389), (451, 143990), (574, 113135), (595, 109142), (605, 107338), (697, 93170), (770, 84337), (847, 76670), (902, 71995), (935, 69454), (1190, 54571), (1210, 53669), (1309, 49610), (1331, 48790), (1394, 46585), (1435, 45254), (1694, 38335), (1870, 34727), (2057, 31570), (2255, 28798), (2618, 24805), (2662, 24395), (2870, 22627), (3157, 20570), (3485, 18634), (4114, 15785), (4235, 15334), (4510, 14399), (4879, 13310), (4961, 13090), (6314, 10285), (6545, 9922), (6655, 9758), (6970, 9317), (7667, 8470)]