87438570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1331

約数の個数: 64

約数和(自身を含む): 222773760

約数和(自身を除く): 135335190

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 131, 190, 262, 285, 393, 570, 655, 786, 1171, 1310, 1965, 2342, 2489, 3513, 3930, 4978, 5855, 7026, 7467, 11710, 12445, 14934, 17565, 22249, 24890, 35130, 37335, 44498, 66747, 74670, 111245, 133494, 153401, 222490, 306802, 333735, 460203, 667470, 767005, 920406, 1534010, 2301015, 2914619, 4602030, 5829238, 8743857, 14573095, 17487714, 29146190, 43719285, 87438570]

約数ペア:

[(1, 87438570), (2, 43719285), (3, 29146190), (5, 17487714), (6, 14573095), (10, 8743857), (15, 5829238), (19, 4602030), (30, 2914619), (38, 2301015), (57, 1534010), (95, 920406), (114, 767005), (131, 667470), (190, 460203), (262, 333735), (285, 306802), (393, 222490), (570, 153401), (655, 133494), (786, 111245), (1171, 74670), (1310, 66747), (1965, 44498), (2342, 37335), (2489, 35130), (3513, 24890), (3930, 22249), (4978, 17565), (5855, 14934), (7026, 12445), (7467, 11710)]