805215843975

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1\times {\mathrm{2749}}^1$

素因数の和:3721

約数の個数: 96

約数和(自身を含む): 1372358592000

約数和(自身を除く): 567142748025

約数列:

[1, 3, 5, 15, 25, 67, 71, 75, 201, 213, 335, 355, 821, 1005, 1065, 1675, 1775, 2463, 2749, 4105, 4757, 5025, 5325, 8247, 12315, 13745, 14271, 20525, 23785, 41235, 55007, 58291, 61575, 68725, 71355, 118925, 165021, 174873, 184183, 195179, 206175, 275035, 291455, 356775, 552549, 585537, 825105, 874365, 920915, 975895, 1375175, 1457275, 2256929, 2762745, 2927685, 3905497, 4125525, 4371825, 4604575, 4879475, 6770787, 11284645, 11716491, 13076993, 13813725, 14638425, 19527485, 33853935, 39230979, 56423225, 58582455, 65384965, 97637425, 151214243, 160241959, 169269675, 196154895, 292912275, 326924825, 453642729, 480725877, 756071215, 801209795, 980774475, 2268213645, 2403629385, 3780356075, 4006048975, 10736211253, 11341068225, 12018146925, 32208633759, 53681056265, 161043168795, 268405281325, 805215843975]

約数ペア:

[(1, 805215843975), (3, 268405281325), (5, 161043168795), (15, 53681056265), (25, 32208633759), (67, 12018146925), (71, 11341068225), (75, 10736211253), (201, 4006048975), (213, 3780356075), (335, 2403629385), (355, 2268213645), (821, 980774475), (1005, 801209795), (1065, 756071215), (1675, 480725877), (1775, 453642729), (2463, 326924825), (2749, 292912275), (4105, 196154895), (4757, 169269675), (5025, 160241959), (5325, 151214243), (8247, 97637425), (12315, 65384965), (13745, 58582455), (14271, 56423225), (20525, 39230979), (23785, 33853935), (41235, 19527485), (55007, 14638425), (58291, 13813725), (61575, 13076993), (68725, 11716491), (71355, 11284645), (118925, 6770787), (165021, 4879475), (174873, 4604575), (184183, 4371825), (195179, 4125525), (206175, 3905497), (275035, 2927685), (291455, 2762745), (356775, 2256929), (552549, 1457275), (585537, 1375175), (825105, 975895), (874365, 920915)]