25475552

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 52746624

約数和(自身を除く): 27271072

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 122, 124, 244, 248, 421, 488, 496, 842, 976, 992, 1684, 1891, 1952, 3368, 3782, 6736, 7564, 13051, 13472, 15128, 25681, 26102, 30256, 51362, 52204, 60512, 102724, 104408, 205448, 208816, 410896, 417632, 796111, 821792, 1592222, 3184444, 6368888, 12737776, 25475552]

約数ペア:

[(1, 25475552), (2, 12737776), (4, 6368888), (8, 3184444), (16, 1592222), (31, 821792), (32, 796111), (61, 417632), (62, 410896), (122, 208816), (124, 205448), (244, 104408), (248, 102724), (421, 60512), (488, 52204), (496, 51362), (842, 30256), (976, 26102), (992, 25681), (1684, 15128), (1891, 13472), (1952, 13051), (3368, 7564), (3782, 6736)]