64391836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 123934720

約数和(自身を除く): 59542884

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 151, 181, 302, 362, 589, 604, 724, 1178, 2356, 2869, 3439, 4681, 5611, 5738, 6878, 9362, 11222, 11476, 13756, 18724, 22444, 27331, 54662, 88939, 106609, 109324, 177878, 213218, 355756, 426436, 519289, 847261, 1038578, 1694522, 2077156, 3389044, 16097959, 32195918, 64391836]

約数ペア:

[(1, 64391836), (2, 32195918), (4, 16097959), (19, 3389044), (31, 2077156), (38, 1694522), (62, 1038578), (76, 847261), (124, 519289), (151, 426436), (181, 355756), (302, 213218), (362, 177878), (589, 109324), (604, 106609), (724, 88939), (1178, 54662), (2356, 27331), (2869, 22444), (3439, 18724), (4681, 13756), (5611, 11476), (5738, 11222), (6878, 9362)]