618366970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3169}}^1$

素因数の和:3287

約数の個数: 64

約数和(自身を含む): 1278144000

約数和(自身を除く): 659777030

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 79, 95, 130, 158, 190, 247, 395, 494, 790, 1027, 1235, 1501, 2054, 2470, 3002, 3169, 5135, 6338, 7505, 10270, 15010, 15845, 19513, 31690, 39026, 41197, 60211, 82394, 97565, 120422, 195130, 205985, 250351, 301055, 411970, 500702, 602110, 782743, 1251755, 1565486, 2503510, 3254563, 3913715, 4756669, 6509126, 7827430, 9513338, 16272815, 23783345, 32545630, 47566690, 61836697, 123673394, 309183485, 618366970]

約数ペア:

[(1, 618366970), (2, 309183485), (5, 123673394), (10, 61836697), (13, 47566690), (19, 32545630), (26, 23783345), (38, 16272815), (65, 9513338), (79, 7827430), (95, 6509126), (130, 4756669), (158, 3913715), (190, 3254563), (247, 2503510), (395, 1565486), (494, 1251755), (790, 782743), (1027, 602110), (1235, 500702), (1501, 411970), (2054, 301055), (2470, 250351), (3002, 205985), (3169, 195130), (5135, 120422), (6338, 97565), (7505, 82394), (10270, 60211), (15010, 41197), (15845, 39026), (19513, 31690)]