15643450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 30998016

約数和(自身を除く): 15354566

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 61, 115, 122, 223, 230, 305, 446, 575, 610, 1115, 1150, 1403, 1525, 2230, 2806, 3050, 5129, 5575, 7015, 10258, 11150, 13603, 14030, 25645, 27206, 35075, 51290, 68015, 70150, 128225, 136030, 256450, 312869, 340075, 625738, 680150, 1564345, 3128690, 7821725, 15643450]

約数ペア:

[(1, 15643450), (2, 7821725), (5, 3128690), (10, 1564345), (23, 680150), (25, 625738), (46, 340075), (50, 312869), (61, 256450), (115, 136030), (122, 128225), (223, 70150), (230, 68015), (305, 51290), (446, 35075), (575, 27206), (610, 25645), (1115, 14030), (1150, 13603), (1403, 11150), (1525, 10258), (2230, 7015), (2806, 5575), (3050, 5129)]