201948100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 467032608

約数和(自身を除く): 265084508

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 211, 340, 422, 425, 563, 844, 850, 1055, 1126, 1700, 2110, 2252, 2815, 3587, 4220, 5275, 5630, 7174, 9571, 10550, 11260, 14075, 14348, 17935, 19142, 21100, 28150, 35870, 38284, 47855, 56300, 71740, 89675, 95710, 118793, 179350, 191420, 237586, 239275, 358700, 475172, 478550, 593965, 957100, 1187930, 2019481, 2375860, 2969825, 4038962, 5939650, 8077924, 10097405, 11879300, 20194810, 40389620, 50487025, 100974050, 201948100]

約数ペア:

[(1, 201948100), (2, 100974050), (4, 50487025), (5, 40389620), (10, 20194810), (17, 11879300), (20, 10097405), (25, 8077924), (34, 5939650), (50, 4038962), (68, 2969825), (85, 2375860), (100, 2019481), (170, 1187930), (211, 957100), (340, 593965), (422, 478550), (425, 475172), (563, 358700), (844, 239275), (850, 237586), (1055, 191420), (1126, 179350), (1700, 118793), (2110, 95710), (2252, 89675), (2815, 71740), (3587, 56300), (4220, 47855), (5275, 38284), (5630, 35870), (7174, 28150), (9571, 21100), (10550, 19142), (11260, 17935), (14075, 14348)]