201612077980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{22111}}^1$

素因数の和:22427

約数の個数: 96

約数和(自身を含む): 445777920000

約数和(自身を除く): 244165842020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 199, 290, 316, 395, 398, 580, 790, 796, 995, 1580, 1990, 2291, 3980, 4582, 5771, 9164, 11455, 11542, 15721, 22111, 22910, 23084, 28855, 31442, 44222, 45820, 57710, 62884, 78605, 88444, 110555, 115420, 157210, 221110, 314420, 442220, 455909, 641219, 911818, 1282438, 1746769, 1823636, 2279545, 2564876, 3206095, 3493538, 4400089, 4559090, 6412190, 6987076, 8733845, 8800178, 9118180, 12824380, 17467690, 17600356, 22000445, 34935380, 44000890, 50656301, 88001780, 101312602, 127602581, 202625204, 253281505, 255205162, 347607031, 506563010, 510410324, 638012905, 695214062, 1013126020, 1276025810, 1390428124, 1738035155, 2552051620, 3476070310, 6952140620, 10080603899, 20161207798, 40322415596, 50403019495, 100806038990, 201612077980]

約数ペア:

[(1, 201612077980), (2, 100806038990), (4, 50403019495), (5, 40322415596), (10, 20161207798), (20, 10080603899), (29, 6952140620), (58, 3476070310), (79, 2552051620), (116, 1738035155), (145, 1390428124), (158, 1276025810), (199, 1013126020), (290, 695214062), (316, 638012905), (395, 510410324), (398, 506563010), (580, 347607031), (790, 255205162), (796, 253281505), (995, 202625204), (1580, 127602581), (1990, 101312602), (2291, 88001780), (3980, 50656301), (4582, 44000890), (5771, 34935380), (9164, 22000445), (11455, 17600356), (11542, 17467690), (15721, 12824380), (22111, 9118180), (22910, 8800178), (23084, 8733845), (28855, 6987076), (31442, 6412190), (44222, 4559090), (45820, 4400089), (57710, 3493538), (62884, 3206095), (78605, 2564876), (88444, 2279545), (110555, 1823636), (115420, 1746769), (157210, 1282438), (221110, 911818), (314420, 641219), (442220, 455909)]