685244144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 1478342880

約数和(自身を除く): 793098736

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 269, 296, 331, 481, 538, 592, 662, 962, 1076, 1324, 1924, 2152, 2648, 3497, 3848, 4303, 4304, 5296, 6994, 7696, 8606, 9953, 12247, 13988, 17212, 19906, 24494, 27976, 34424, 39812, 48988, 55952, 68848, 79624, 89039, 97976, 129389, 159211, 159248, 178078, 195952, 258778, 318422, 356156, 517556, 636844, 712312, 1035112, 1157507, 1273688, 1424624, 2070224, 2315014, 2547376, 3294443, 4630028, 6588886, 9260056, 13177772, 18520112, 26355544, 42827759, 52711088, 85655518, 171311036, 342622072, 685244144]

約数ペア:

[(1, 685244144), (2, 342622072), (4, 171311036), (8, 85655518), (13, 52711088), (16, 42827759), (26, 26355544), (37, 18520112), (52, 13177772), (74, 9260056), (104, 6588886), (148, 4630028), (208, 3294443), (269, 2547376), (296, 2315014), (331, 2070224), (481, 1424624), (538, 1273688), (592, 1157507), (662, 1035112), (962, 712312), (1076, 636844), (1324, 517556), (1924, 356156), (2152, 318422), (2648, 258778), (3497, 195952), (3848, 178078), (4303, 159248), (4304, 159211), (5296, 129389), (6994, 97976), (7696, 89039), (8606, 79624), (9953, 68848), (12247, 55952), (13988, 48988), (17212, 39812), (19906, 34424), (24494, 27976)]