78387928

素因数分解:

$2^3\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 155525760

約数和(自身を除く): 77137832

約数列:

[1, 2, 4, 8, 29, 58, 61, 116, 122, 191, 232, 244, 382, 488, 764, 841, 1528, 1682, 1769, 3364, 3538, 5539, 6728, 7076, 11078, 11651, 14152, 22156, 23302, 44312, 46604, 51301, 93208, 102602, 160631, 205204, 321262, 337879, 410408, 642524, 675758, 1285048, 1351516, 2703032, 9798491, 19596982, 39193964, 78387928]

約数ペア:

[(1, 78387928), (2, 39193964), (4, 19596982), (8, 9798491), (29, 2703032), (58, 1351516), (61, 1285048), (116, 675758), (122, 642524), (191, 410408), (232, 337879), (244, 321262), (382, 205204), (488, 160631), (764, 102602), (841, 93208), (1528, 51301), (1682, 46604), (1769, 44312), (3364, 23302), (3538, 22156), (5539, 14152), (6728, 11651), (7076, 11078)]