90072008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 194208000

約数和(自身を除く): 104135992

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 79, 104, 152, 158, 247, 316, 494, 577, 632, 988, 1027, 1154, 1501, 1976, 2054, 2308, 3002, 4108, 4616, 6004, 7501, 8216, 10963, 12008, 15002, 19513, 21926, 30004, 39026, 43852, 45583, 60008, 78052, 87704, 91166, 142519, 156104, 182332, 285038, 364664, 570076, 592579, 866077, 1140152, 1185158, 1732154, 2370316, 3464308, 4740632, 6928616, 11259001, 22518002, 45036004, 90072008]

約数ペア:

[(1, 90072008), (2, 45036004), (4, 22518002), (8, 11259001), (13, 6928616), (19, 4740632), (26, 3464308), (38, 2370316), (52, 1732154), (76, 1185158), (79, 1140152), (104, 866077), (152, 592579), (158, 570076), (247, 364664), (316, 285038), (494, 182332), (577, 156104), (632, 142519), (988, 91166), (1027, 87704), (1154, 78052), (1501, 60008), (1976, 45583), (2054, 43852), (2308, 39026), (3002, 30004), (4108, 21926), (4616, 19513), (6004, 15002), (7501, 12008), (8216, 10963)]