244450180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{15413}}^1$

素因数の和:15496

約数の個数: 48

約数和(自身を含む): 561932784

約数和(自身を除く): 317482604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15413, 15860, 30826, 61652, 77065, 154130, 200369, 308260, 400738, 801476, 940193, 1001845, 1880386, 2003690, 3760772, 4007380, 4700965, 9401930, 12222509, 18803860, 24445018, 48890036, 61112545, 122225090, 244450180]

約数ペア:

[(1, 244450180), (2, 122225090), (4, 61112545), (5, 48890036), (10, 24445018), (13, 18803860), (20, 12222509), (26, 9401930), (52, 4700965), (61, 4007380), (65, 3760772), (122, 2003690), (130, 1880386), (244, 1001845), (260, 940193), (305, 801476), (610, 400738), (793, 308260), (1220, 200369), (1586, 154130), (3172, 77065), (3965, 61652), (7930, 30826), (15413, 15860)]