87440652

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{727}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 239287776

約数和(自身を除く): 151847124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 257, 468, 514, 727, 771, 1028, 1454, 1542, 2181, 2313, 2908, 3084, 3341, 4362, 4626, 6543, 6682, 8724, 9252, 9451, 10023, 13086, 13364, 18902, 20046, 26172, 28353, 30069, 37804, 40092, 56706, 60138, 85059, 113412, 120276, 170118, 186839, 340236, 373678, 560517, 747356, 1121034, 1681551, 2242068, 2428907, 3363102, 4857814, 6726204, 7286721, 9715628, 14573442, 21860163, 29146884, 43720326, 87440652]

約数ペア:

[(1, 87440652), (2, 43720326), (3, 29146884), (4, 21860163), (6, 14573442), (9, 9715628), (12, 7286721), (13, 6726204), (18, 4857814), (26, 3363102), (36, 2428907), (39, 2242068), (52, 1681551), (78, 1121034), (117, 747356), (156, 560517), (234, 373678), (257, 340236), (468, 186839), (514, 170118), (727, 120276), (771, 113412), (1028, 85059), (1454, 60138), (1542, 56706), (2181, 40092), (2313, 37804), (2908, 30069), (3084, 28353), (3341, 26172), (4362, 20046), (4626, 18902), (6543, 13364), (6682, 13086), (8724, 10023), (9252, 9451)]