77479540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7351}}^1$

素因数の和:7408

約数の個数: 48

約数和(自身を含む): 177859584

約数和(自身を除く): 100380044

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 7351, 10540, 14702, 29404, 36755, 73510, 124967, 147020, 227881, 249934, 455762, 499868, 624835, 911524, 1139405, 1249670, 2278810, 2499340, 3873977, 4557620, 7747954, 15495908, 19369885, 38739770, 77479540]

約数ペア:

[(1, 77479540), (2, 38739770), (4, 19369885), (5, 15495908), (10, 7747954), (17, 4557620), (20, 3873977), (31, 2499340), (34, 2278810), (62, 1249670), (68, 1139405), (85, 911524), (124, 624835), (155, 499868), (170, 455762), (310, 249934), (340, 227881), (527, 147020), (620, 124967), (1054, 73510), (2108, 36755), (2635, 29404), (5270, 14702), (7351, 10540)]