79188340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{51421}}^1$

素因数の和:51448

約数の個数: 48

約数和(自身を含む): 207333504

約数和(自身を除く): 128145164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 51421, 102842, 205684, 257105, 359947, 514210, 565631, 719894, 1028420, 1131262, 1439788, 1799735, 2262524, 2828155, 3599470, 3959417, 5656310, 7198940, 7918834, 11312620, 15837668, 19797085, 39594170, 79188340]

約数ペア:

[(1, 79188340), (2, 39594170), (4, 19797085), (5, 15837668), (7, 11312620), (10, 7918834), (11, 7198940), (14, 5656310), (20, 3959417), (22, 3599470), (28, 2828155), (35, 2262524), (44, 1799735), (55, 1439788), (70, 1131262), (77, 1028420), (110, 719894), (140, 565631), (154, 514210), (220, 359947), (308, 257105), (385, 205684), (770, 102842), (1540, 51421)]