200043220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1567}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 453616128

約数和(自身を除く): 253572908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 491, 982, 1567, 1964, 2455, 3134, 4910, 6268, 6383, 7835, 9820, 12766, 15670, 20371, 25532, 31340, 31915, 40742, 63830, 81484, 101855, 127660, 203710, 407420, 769397, 1538794, 3077588, 3846985, 7693970, 10002161, 15387940, 20004322, 40008644, 50010805, 100021610, 200043220]

約数ペア:

[(1, 200043220), (2, 100021610), (4, 50010805), (5, 40008644), (10, 20004322), (13, 15387940), (20, 10002161), (26, 7693970), (52, 3846985), (65, 3077588), (130, 1538794), (260, 769397), (491, 407420), (982, 203710), (1567, 127660), (1964, 101855), (2455, 81484), (3134, 63830), (4910, 40742), (6268, 31915), (6383, 31340), (7835, 25532), (9820, 20371), (12766, 15670)]