876777980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1117}}^1\times {\mathrm{3019}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 1985299680

約数和(自身を除く): 1108521700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1117, 2234, 3019, 4468, 5585, 6038, 11170, 12076, 14521, 15095, 22340, 29042, 30190, 39247, 58084, 60380, 72605, 78494, 145210, 156988, 196235, 290420, 392470, 784940, 3372223, 6744446, 13488892, 16861115, 33722230, 43838899, 67444460, 87677798, 175355596, 219194495, 438388990, 876777980]

約数ペア:

[(1, 876777980), (2, 438388990), (4, 219194495), (5, 175355596), (10, 87677798), (13, 67444460), (20, 43838899), (26, 33722230), (52, 16861115), (65, 13488892), (130, 6744446), (260, 3372223), (1117, 784940), (2234, 392470), (3019, 290420), (4468, 196235), (5585, 156988), (6038, 145210), (11170, 78494), (12076, 72605), (14521, 60380), (15095, 58084), (22340, 39247), (29042, 30190)]