80457536

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:667

約数の個数: 56

約数和(自身を含む): 166960296

約数和(自身を除く): 86502760

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 64, 74, 122, 148, 244, 296, 488, 557, 592, 976, 1114, 1184, 1952, 2228, 2257, 2368, 3904, 4456, 4514, 8912, 9028, 17824, 18056, 20609, 33977, 35648, 36112, 41218, 67954, 72224, 82436, 135908, 144448, 164872, 271816, 329744, 543632, 659488, 1087264, 1257149, 1318976, 2174528, 2514298, 5028596, 10057192, 20114384, 40228768, 80457536]

約数ペア:

[(1, 80457536), (2, 40228768), (4, 20114384), (8, 10057192), (16, 5028596), (32, 2514298), (37, 2174528), (61, 1318976), (64, 1257149), (74, 1087264), (122, 659488), (148, 543632), (244, 329744), (296, 271816), (488, 164872), (557, 144448), (592, 135908), (976, 82436), (1114, 72224), (1184, 67954), (1952, 41218), (2228, 36112), (2257, 35648), (2368, 33977), (3904, 20609), (4456, 18056), (4514, 17824), (8912, 9028)]