25254520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37139}}^1$

素因数の和:37167

約数の個数: 32

約数和(自身を含む): 60166800

約数和(自身を除く): 34912280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 37139, 74278, 148556, 185695, 297112, 371390, 631363, 742780, 1262726, 1485560, 2525452, 3156815, 5050904, 6313630, 12627260, 25254520]

約数ペア:

[(1, 25254520), (2, 12627260), (4, 6313630), (5, 5050904), (8, 3156815), (10, 2525452), (17, 1485560), (20, 1262726), (34, 742780), (40, 631363), (68, 371390), (85, 297112), (136, 185695), (170, 148556), (340, 74278), (680, 37139)]