71166992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 154990080

約数和(自身を除く): 83823088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 71, 79, 104, 122, 142, 158, 208, 244, 284, 316, 488, 568, 632, 793, 923, 976, 1027, 1136, 1264, 1586, 1846, 2054, 3172, 3692, 4108, 4331, 4819, 5609, 6344, 7384, 8216, 8662, 9638, 11218, 12688, 14768, 16432, 17324, 19276, 22436, 34648, 38552, 44872, 56303, 62647, 69296, 72917, 77104, 89744, 112606, 125294, 145834, 225212, 250588, 291668, 342149, 450424, 501176, 583336, 684298, 900848, 1002352, 1166672, 1368596, 2737192, 4447937, 5474384, 8895874, 17791748, 35583496, 71166992]

約数ペア:

[(1, 71166992), (2, 35583496), (4, 17791748), (8, 8895874), (13, 5474384), (16, 4447937), (26, 2737192), (52, 1368596), (61, 1166672), (71, 1002352), (79, 900848), (104, 684298), (122, 583336), (142, 501176), (158, 450424), (208, 342149), (244, 291668), (284, 250588), (316, 225212), (488, 145834), (568, 125294), (632, 112606), (793, 89744), (923, 77104), (976, 72917), (1027, 69296), (1136, 62647), (1264, 56303), (1586, 44872), (1846, 38552), (2054, 34648), (3172, 22436), (3692, 19276), (4108, 17324), (4331, 16432), (4819, 14768), (5609, 12688), (6344, 11218), (7384, 9638), (8216, 8662)]