98072840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 229824000

約数和(自身を除く): 131751160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 248, 278, 310, 556, 569, 620, 695, 1112, 1138, 1240, 1390, 2276, 2780, 2845, 4309, 4552, 5560, 5690, 8618, 11380, 17236, 17639, 21545, 22760, 34472, 35278, 43090, 70556, 79091, 86180, 88195, 141112, 158182, 172360, 176390, 316364, 352780, 395455, 632728, 705560, 790910, 1581820, 2451821, 3163640, 4903642, 9807284, 12259105, 19614568, 24518210, 49036420, 98072840]

約数ペア:

[(1, 98072840), (2, 49036420), (4, 24518210), (5, 19614568), (8, 12259105), (10, 9807284), (20, 4903642), (31, 3163640), (40, 2451821), (62, 1581820), (124, 790910), (139, 705560), (155, 632728), (248, 395455), (278, 352780), (310, 316364), (556, 176390), (569, 172360), (620, 158182), (695, 141112), (1112, 88195), (1138, 86180), (1240, 79091), (1390, 70556), (2276, 43090), (2780, 35278), (2845, 34472), (4309, 22760), (4552, 21545), (5560, 17639), (5690, 17236), (8618, 11380)]