98446640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 238615680

約数和(自身を除く): 140169040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 148, 158, 185, 296, 316, 370, 395, 421, 592, 632, 740, 790, 842, 1264, 1480, 1580, 1684, 2105, 2923, 2960, 3160, 3368, 4210, 5846, 6320, 6736, 8420, 11692, 14615, 15577, 16840, 23384, 29230, 31154, 33259, 33680, 46768, 58460, 62308, 66518, 77885, 116920, 124616, 133036, 155770, 166295, 233840, 249232, 266072, 311540, 332590, 532144, 623080, 665180, 1230583, 1246160, 1330360, 2461166, 2660720, 4922332, 6152915, 9844664, 12305830, 19689328, 24611660, 49223320, 98446640]

約数ペア:

[(1, 98446640), (2, 49223320), (4, 24611660), (5, 19689328), (8, 12305830), (10, 9844664), (16, 6152915), (20, 4922332), (37, 2660720), (40, 2461166), (74, 1330360), (79, 1246160), (80, 1230583), (148, 665180), (158, 623080), (185, 532144), (296, 332590), (316, 311540), (370, 266072), (395, 249232), (421, 233840), (592, 166295), (632, 155770), (740, 133036), (790, 124616), (842, 116920), (1264, 77885), (1480, 66518), (1580, 62308), (1684, 58460), (2105, 46768), (2923, 33680), (2960, 33259), (3160, 31154), (3368, 29230), (4210, 23384), (5846, 16840), (6320, 15577), (6736, 14615), (8420, 11692)]