183800180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 393047424

約数和(自身を除く): 209247244

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 263, 332, 415, 421, 526, 830, 842, 1052, 1315, 1660, 1684, 2105, 2630, 4210, 5260, 8420, 21829, 34943, 43658, 69886, 87316, 109145, 110723, 139772, 174715, 218290, 221446, 349430, 436580, 442892, 553615, 698860, 1107230, 2214460, 9190009, 18380018, 36760036, 45950045, 91900090, 183800180]

約数ペア:

[(1, 183800180), (2, 91900090), (4, 45950045), (5, 36760036), (10, 18380018), (20, 9190009), (83, 2214460), (166, 1107230), (263, 698860), (332, 553615), (415, 442892), (421, 436580), (526, 349430), (830, 221446), (842, 218290), (1052, 174715), (1315, 139772), (1660, 110723), (1684, 109145), (2105, 87316), (2630, 69886), (4210, 43658), (5260, 34943), (8420, 21829)]