78711472

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 182113344

約数和(自身を除く): 103401872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 61, 82, 112, 122, 164, 244, 281, 287, 328, 427, 488, 562, 574, 656, 854, 976, 1124, 1148, 1708, 1967, 2248, 2296, 2501, 3416, 3934, 4496, 4592, 5002, 6832, 7868, 10004, 11521, 15736, 17141, 17507, 20008, 23042, 31472, 34282, 35014, 40016, 46084, 68564, 70028, 80647, 92168, 119987, 137128, 140056, 161294, 184336, 239974, 274256, 280112, 322588, 479948, 645176, 702781, 959896, 1290352, 1405562, 1919792, 2811124, 4919467, 5622248, 9838934, 11244496, 19677868, 39355736, 78711472]

約数ペア:

[(1, 78711472), (2, 39355736), (4, 19677868), (7, 11244496), (8, 9838934), (14, 5622248), (16, 4919467), (28, 2811124), (41, 1919792), (56, 1405562), (61, 1290352), (82, 959896), (112, 702781), (122, 645176), (164, 479948), (244, 322588), (281, 280112), (287, 274256), (328, 239974), (427, 184336), (488, 161294), (562, 140056), (574, 137128), (656, 119987), (854, 92168), (976, 80647), (1124, 70028), (1148, 68564), (1708, 46084), (1967, 40016), (2248, 35014), (2296, 34282), (2501, 31472), (3416, 23042), (3934, 20008), (4496, 17507), (4592, 17141), (5002, 15736), (6832, 11521), (7868, 10004)]