64930880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 186071256

約数和(自身を除く): 121140376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 70, 80, 82, 98, 101, 112, 140, 160, 164, 196, 202, 205, 224, 245, 280, 287, 320, 328, 392, 404, 410, 448, 490, 505, 560, 574, 656, 707, 784, 808, 820, 980, 1010, 1120, 1148, 1312, 1414, 1435, 1568, 1616, 1640, 1960, 2009, 2020, 2240, 2296, 2624, 2828, 2870, 3136, 3232, 3280, 3535, 3920, 4018, 4040, 4141, 4592, 4949, 5656, 5740, 6464, 6560, 7070, 7840, 8036, 8080, 8282, 9184, 9898, 10045, 11312, 11480, 13120, 14140, 15680, 16072, 16160, 16564, 18368, 19796, 20090, 20705, 22624, 22960, 24745, 28280, 28987, 32144, 32320, 33128, 39592, 40180, 41410, 45248, 45920, 49490, 56560, 57974, 64288, 66256, 79184, 80360, 82820, 91840, 98980, 113120, 115948, 128576, 132512, 144935, 158368, 160720, 165640, 197960, 202909, 226240, 231896, 265024, 289870, 316736, 321440, 331280, 395920, 405818, 463792, 579740, 642880, 662560, 791840, 811636, 927584, 1014545, 1159480, 1325120, 1583680, 1623272, 1855168, 2029090, 2318960, 3246544, 4058180, 4637920, 6493088, 8116360, 9275840, 12986176, 16232720, 32465440, 64930880]

約数ペア:

[(1, 64930880), (2, 32465440), (4, 16232720), (5, 12986176), (7, 9275840), (8, 8116360), (10, 6493088), (14, 4637920), (16, 4058180), (20, 3246544), (28, 2318960), (32, 2029090), (35, 1855168), (40, 1623272), (41, 1583680), (49, 1325120), (56, 1159480), (64, 1014545), (70, 927584), (80, 811636), (82, 791840), (98, 662560), (101, 642880), (112, 579740), (140, 463792), (160, 405818), (164, 395920), (196, 331280), (202, 321440), (205, 316736), (224, 289870), (245, 265024), (280, 231896), (287, 226240), (320, 202909), (328, 197960), (392, 165640), (404, 160720), (410, 158368), (448, 144935), (490, 132512), (505, 128576), (560, 115948), (574, 113120), (656, 98980), (707, 91840), (784, 82820), (808, 80360), (820, 79184), (980, 66256), (1010, 64288), (1120, 57974), (1148, 56560), (1312, 49490), (1414, 45920), (1435, 45248), (1568, 41410), (1616, 40180), (1640, 39592), (1960, 33128), (2009, 32320), (2020, 32144), (2240, 28987), (2296, 28280), (2624, 24745), (2828, 22960), (2870, 22624), (3136, 20705), (3232, 20090), (3280, 19796), (3535, 18368), (3920, 16564), (4018, 16160), (4040, 16072), (4141, 15680), (4592, 14140), (4949, 13120), (5656, 11480), (5740, 11312), (6464, 10045), (6560, 9898), (7070, 9184), (7840, 8282), (8036, 8080)]