25731990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9859}}^1$

素因数の和:9901

約数の個数: 48

約数和(自身を含む): 69217200

約数和(自身を除く): 43485210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 9859, 19718, 29577, 49295, 59154, 88731, 98590, 147885, 177462, 285911, 295770, 443655, 571822, 857733, 887310, 1429555, 1715466, 2573199, 2859110, 4288665, 5146398, 8577330, 12865995, 25731990]

約数ペア:

[(1, 25731990), (2, 12865995), (3, 8577330), (5, 5146398), (6, 4288665), (9, 2859110), (10, 2573199), (15, 1715466), (18, 1429555), (29, 887310), (30, 857733), (45, 571822), (58, 443655), (87, 295770), (90, 285911), (145, 177462), (174, 147885), (261, 98590), (290, 88731), (435, 59154), (522, 49295), (870, 29577), (1305, 19718), (2610, 9859)]