51853880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99719}}^1$

素因数の和:99743

約数の個数: 32

約数和(自身を含む): 125647200

約数和(自身を除く): 73793320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99719, 199438, 398876, 498595, 797752, 997190, 1296347, 1994380, 2592694, 3988760, 5185388, 6481735, 10370776, 12963470, 25926940, 51853880]

約数ペア:

[(1, 51853880), (2, 25926940), (4, 12963470), (5, 10370776), (8, 6481735), (10, 5185388), (13, 3988760), (20, 2592694), (26, 1994380), (40, 1296347), (52, 997190), (65, 797752), (104, 498595), (130, 398876), (260, 199438), (520, 99719)]