28130150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 55630368

約数和(自身を除く): 27500218

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 61, 115, 122, 230, 305, 401, 575, 610, 802, 1150, 1403, 1525, 2005, 2806, 3050, 4010, 7015, 9223, 10025, 14030, 18446, 20050, 24461, 35075, 46115, 48922, 70150, 92230, 122305, 230575, 244610, 461150, 562603, 611525, 1125206, 1223050, 2813015, 5626030, 14065075, 28130150]

約数ペア:

[(1, 28130150), (2, 14065075), (5, 5626030), (10, 2813015), (23, 1223050), (25, 1125206), (46, 611525), (50, 562603), (61, 461150), (115, 244610), (122, 230575), (230, 122305), (305, 92230), (401, 70150), (575, 48922), (610, 46115), (802, 35075), (1150, 24461), (1403, 20050), (1525, 18446), (2005, 14030), (2806, 10025), (3050, 9223), (4010, 7015)]