7751320980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9937591}}^1$

素因数の和:9937616

約数の個数: 48

約数和(自身を含む): 23373216384

約数和(自身を除く): 15621895404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9937591, 19875182, 29812773, 39750364, 49687955, 59625546, 99375910, 119251092, 129188683, 149063865, 198751820, 258377366, 298127730, 387566049, 516754732, 596255460, 645943415, 775132098, 1291886830, 1550264196, 1937830245, 2583773660, 3875660490, 7751320980]

約数ペア:

[(1, 7751320980), (2, 3875660490), (3, 2583773660), (4, 1937830245), (5, 1550264196), (6, 1291886830), (10, 775132098), (12, 645943415), (13, 596255460), (15, 516754732), (20, 387566049), (26, 298127730), (30, 258377366), (39, 198751820), (52, 149063865), (60, 129188683), (65, 119251092), (78, 99375910), (130, 59625546), (156, 49687955), (195, 39750364), (260, 29812773), (390, 19875182), (780, 9937591)]