708672016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 1532901888

約数和(自身を除く): 824229872

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 71, 94, 104, 142, 188, 208, 284, 376, 568, 611, 752, 923, 1021, 1136, 1222, 1846, 2042, 2444, 3337, 3692, 4084, 4888, 6674, 7384, 8168, 9776, 13273, 13348, 14768, 16336, 26546, 26696, 43381, 47987, 53092, 53392, 72491, 86762, 95974, 106184, 144982, 173524, 191948, 212368, 289964, 347048, 383896, 579928, 623831, 694096, 767792, 942383, 1159856, 1247662, 1884766, 2495324, 3407077, 3769532, 4990648, 6814154, 7539064, 9981296, 13628308, 15078128, 27256616, 44292001, 54513232, 88584002, 177168004, 354336008, 708672016]

約数ペア:

[(1, 708672016), (2, 354336008), (4, 177168004), (8, 88584002), (13, 54513232), (16, 44292001), (26, 27256616), (47, 15078128), (52, 13628308), (71, 9981296), (94, 7539064), (104, 6814154), (142, 4990648), (188, 3769532), (208, 3407077), (284, 2495324), (376, 1884766), (568, 1247662), (611, 1159856), (752, 942383), (923, 767792), (1021, 694096), (1136, 623831), (1222, 579928), (1846, 383896), (2042, 347048), (2444, 289964), (3337, 212368), (3692, 191948), (4084, 173524), (4888, 144982), (6674, 106184), (7384, 95974), (8168, 86762), (9776, 72491), (13273, 53392), (13348, 53092), (14768, 47987), (16336, 43381), (26546, 26696)]