31623280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2339}}^1$

素因数の和:2378

約数の個数: 60

約数和(自身を含む): 79648920

約数和(自身を除く): 48025640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2339, 2704, 3380, 4678, 6760, 9356, 11695, 13520, 18712, 23390, 30407, 37424, 46780, 60814, 93560, 121628, 152035, 187120, 243256, 304070, 395291, 486512, 608140, 790582, 1216280, 1581164, 1976455, 2432560, 3162328, 3952910, 6324656, 7905820, 15811640, 31623280]

約数ペア:

[(1, 31623280), (2, 15811640), (4, 7905820), (5, 6324656), (8, 3952910), (10, 3162328), (13, 2432560), (16, 1976455), (20, 1581164), (26, 1216280), (40, 790582), (52, 608140), (65, 486512), (80, 395291), (104, 304070), (130, 243256), (169, 187120), (208, 152035), (260, 121628), (338, 93560), (520, 60814), (676, 46780), (845, 37424), (1040, 30407), (1352, 23390), (1690, 18712), (2339, 13520), (2704, 11695), (3380, 9356), (4678, 6760)]