88763540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2448

約数の個数: 48

約数和(自身を含む): 195654144

約数和(自身を除く): 106890604

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 2347, 3782, 4694, 7564, 9388, 9455, 11735, 18910, 23470, 37820, 46940, 72757, 143167, 145514, 286334, 291028, 363785, 572668, 715835, 727570, 1431670, 1455140, 2863340, 4438177, 8876354, 17752708, 22190885, 44381770, 88763540]

約数ペア:

[(1, 88763540), (2, 44381770), (4, 22190885), (5, 17752708), (10, 8876354), (20, 4438177), (31, 2863340), (61, 1455140), (62, 1431670), (122, 727570), (124, 715835), (155, 572668), (244, 363785), (305, 291028), (310, 286334), (610, 145514), (620, 143167), (1220, 72757), (1891, 46940), (2347, 37820), (3782, 23470), (4694, 18910), (7564, 11735), (9388, 9455)]