225300560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90847}}^1$

素因数の和:90891

約数の個数: 40

約数和(自身を含む): 540727296

約数和(自身を除く): 315426736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 90847, 181694, 363388, 454235, 726776, 908470, 1453552, 1816940, 2816257, 3633880, 5632514, 7267760, 11265028, 14081285, 22530056, 28162570, 45060112, 56325140, 112650280, 225300560]

約数ペア:

[(1, 225300560), (2, 112650280), (4, 56325140), (5, 45060112), (8, 28162570), (10, 22530056), (16, 14081285), (20, 11265028), (31, 7267760), (40, 5632514), (62, 3633880), (80, 2816257), (124, 1816940), (155, 1453552), (248, 908470), (310, 726776), (496, 454235), (620, 363388), (1240, 181694), (2480, 90847)]