87985560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56401}}^1$

素因数の和:56428

約数の個数: 64

約数和(自身を含む): 284266080

約数和(自身を除く): 196280520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 56401, 112802, 169203, 225604, 282005, 338406, 451208, 564010, 676812, 733213, 846015, 1128020, 1353624, 1466426, 1692030, 2199639, 2256040, 2932852, 3384060, 3666065, 4399278, 5865704, 6768120, 7332130, 8798556, 10998195, 14664260, 17597112, 21996390, 29328520, 43992780, 87985560]

約数ペア:

[(1, 87985560), (2, 43992780), (3, 29328520), (4, 21996390), (5, 17597112), (6, 14664260), (8, 10998195), (10, 8798556), (12, 7332130), (13, 6768120), (15, 5865704), (20, 4399278), (24, 3666065), (26, 3384060), (30, 2932852), (39, 2256040), (40, 2199639), (52, 1692030), (60, 1466426), (65, 1353624), (78, 1128020), (104, 846015), (120, 733213), (130, 676812), (156, 564010), (195, 451208), (260, 338406), (312, 282005), (390, 225604), (520, 169203), (780, 112802), (1560, 56401)]