40065331984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1\times {\mathrm{1319}}^1$

素因数の和:2708

約数の個数: 80

約数和(自身を含む): 81960468480

約数和(自身を除く): 41895136496

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 248, 376, 496, 752, 1303, 1319, 1457, 2606, 2638, 2914, 5212, 5276, 5828, 10424, 10552, 11656, 20848, 21104, 23312, 40393, 40889, 61241, 61993, 80786, 81778, 122482, 123986, 161572, 163556, 244964, 247972, 323144, 327112, 489928, 495944, 646288, 654224, 979856, 991888, 1718657, 1898471, 1921783, 3437314, 3796942, 3843566, 6874628, 7593884, 7687132, 13749256, 15187768, 15374264, 27498512, 30375536, 30748528, 53278367, 80776879, 106556734, 161553758, 213113468, 323107516, 426226936, 646215032, 852453872, 1292430064, 2504083249, 5008166498, 10016332996, 20032665992, 40065331984]

約数ペア:

[(1, 40065331984), (2, 20032665992), (4, 10016332996), (8, 5008166498), (16, 2504083249), (31, 1292430064), (47, 852453872), (62, 646215032), (94, 426226936), (124, 323107516), (188, 213113468), (248, 161553758), (376, 106556734), (496, 80776879), (752, 53278367), (1303, 30748528), (1319, 30375536), (1457, 27498512), (2606, 15374264), (2638, 15187768), (2914, 13749256), (5212, 7687132), (5276, 7593884), (5828, 6874628), (10424, 3843566), (10552, 3796942), (11656, 3437314), (20848, 1921783), (21104, 1898471), (23312, 1718657), (40393, 991888), (40889, 979856), (61241, 654224), (61993, 646288), (80786, 495944), (81778, 489928), (122482, 327112), (123986, 323144), (161572, 247972), (163556, 244964)]