51118600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19661}}^1$

素因数の和:19690

約数の個数: 48

約数和(自身を含む): 127999620

約数和(自身を除く): 76881020

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 19661, 39322, 78644, 98305, 157288, 196610, 255593, 393220, 491525, 511186, 786440, 983050, 1022372, 1277965, 1966100, 2044744, 2555930, 3932200, 5111860, 6389825, 10223720, 12779650, 25559300, 51118600]

約数ペア:

[(1, 51118600), (2, 25559300), (4, 12779650), (5, 10223720), (8, 6389825), (10, 5111860), (13, 3932200), (20, 2555930), (25, 2044744), (26, 1966100), (40, 1277965), (50, 1022372), (52, 983050), (65, 786440), (100, 511186), (104, 491525), (130, 393220), (200, 255593), (260, 196610), (325, 157288), (520, 98305), (650, 78644), (1300, 39322), (2600, 19661)]