78281580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100361}}^1$

素因数の和:100386

約数の個数: 48

約数和(自身を含む): 236051424

約数和(自身を除く): 157769844

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, 100361, 200722, 301083, 401444, 501805, 602166, 1003610, 1204332, 1304693, 1505415, 2007220, 2609386, 3010830, 3914079, 5218772, 6021660, 6523465, 7828158, 13046930, 15656316, 19570395, 26093860, 39140790, 78281580]

約数ペア:

[(1, 78281580), (2, 39140790), (3, 26093860), (4, 19570395), (5, 15656316), (6, 13046930), (10, 7828158), (12, 6523465), (13, 6021660), (15, 5218772), (20, 3914079), (26, 3010830), (30, 2609386), (39, 2007220), (52, 1505415), (60, 1304693), (65, 1204332), (78, 1003610), (130, 602166), (156, 501805), (195, 401444), (260, 301083), (390, 200722), (780, 100361)]