200253920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3467}}^1$

素因数の和:3520

約数の個数: 72

約数和(自身を含む): 499454424

約数和(自身を除く): 299200504

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1444, 1520, 1805, 2888, 3040, 3467, 3610, 5776, 6934, 7220, 11552, 13868, 14440, 17335, 27736, 28880, 34670, 55472, 57760, 65873, 69340, 110944, 131746, 138680, 263492, 277360, 329365, 526984, 554720, 658730, 1053968, 1251587, 1317460, 2107936, 2503174, 2634920, 5006348, 5269840, 6257935, 10012696, 10539680, 12515870, 20025392, 25031740, 40050784, 50063480, 100126960, 200253920]

約数ペア:

[(1, 200253920), (2, 100126960), (4, 50063480), (5, 40050784), (8, 25031740), (10, 20025392), (16, 12515870), (19, 10539680), (20, 10012696), (32, 6257935), (38, 5269840), (40, 5006348), (76, 2634920), (80, 2503174), (95, 2107936), (152, 1317460), (160, 1251587), (190, 1053968), (304, 658730), (361, 554720), (380, 526984), (608, 329365), (722, 277360), (760, 263492), (1444, 138680), (1520, 131746), (1805, 110944), (2888, 69340), (3040, 65873), (3467, 57760), (3610, 55472), (5776, 34670), (6934, 28880), (7220, 27736), (11552, 17335), (13868, 14440)]