25576240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10313}}^1$

素因数の和:10357

約数の個数: 40

約数和(自身を含む): 61388928

約数和(自身を除く): 35812688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10313, 20626, 41252, 51565, 82504, 103130, 165008, 206260, 319703, 412520, 639406, 825040, 1278812, 1598515, 2557624, 3197030, 5115248, 6394060, 12788120, 25576240]

約数ペア:

[(1, 25576240), (2, 12788120), (4, 6394060), (5, 5115248), (8, 3197030), (10, 2557624), (16, 1598515), (20, 1278812), (31, 825040), (40, 639406), (62, 412520), (80, 319703), (124, 206260), (155, 165008), (248, 103130), (310, 82504), (496, 51565), (620, 41252), (1240, 20626), (2480, 10313)]