201995560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29881}}^1$

素因数の和:29918

約数の個数: 48

約数和(自身を含む): 492156540

約数和(自身を除く): 290160980

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 29881, 59762, 119524, 149405, 239048, 298810, 388453, 597620, 776906, 1195240, 1553812, 1942265, 3107624, 3884530, 5049889, 7769060, 10099778, 15538120, 20199556, 25249445, 40399112, 50498890, 100997780, 201995560]

約数ペア:

[(1, 201995560), (2, 100997780), (4, 50498890), (5, 40399112), (8, 25249445), (10, 20199556), (13, 15538120), (20, 10099778), (26, 7769060), (40, 5049889), (52, 3884530), (65, 3107624), (104, 1942265), (130, 1553812), (169, 1195240), (260, 776906), (338, 597620), (520, 388453), (676, 298810), (845, 239048), (1352, 149405), (1690, 119524), (3380, 59762), (6760, 29881)]