68811860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 167311872

約数和(自身を除く): 98500012

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 37, 46, 52, 65, 74, 92, 115, 130, 148, 185, 230, 260, 299, 311, 370, 460, 481, 598, 622, 740, 851, 962, 1196, 1244, 1495, 1555, 1702, 1924, 2405, 2990, 3110, 3404, 4043, 4255, 4810, 5980, 6220, 7153, 8086, 8510, 9620, 11063, 11507, 14306, 16172, 17020, 20215, 22126, 23014, 28612, 35765, 40430, 44252, 46028, 55315, 57535, 71530, 80860, 92989, 110630, 115070, 143060, 149591, 185978, 221260, 230140, 264661, 299182, 371956, 464945, 529322, 598364, 747955, 929890, 1058644, 1323305, 1495910, 1859780, 2646610, 2991820, 3440593, 5293220, 6881186, 13762372, 17202965, 34405930, 68811860]

約数ペア:

[(1, 68811860), (2, 34405930), (4, 17202965), (5, 13762372), (10, 6881186), (13, 5293220), (20, 3440593), (23, 2991820), (26, 2646610), (37, 1859780), (46, 1495910), (52, 1323305), (65, 1058644), (74, 929890), (92, 747955), (115, 598364), (130, 529322), (148, 464945), (185, 371956), (230, 299182), (260, 264661), (299, 230140), (311, 221260), (370, 185978), (460, 149591), (481, 143060), (598, 115070), (622, 110630), (740, 92989), (851, 80860), (962, 71530), (1196, 57535), (1244, 55315), (1495, 46028), (1555, 44252), (1702, 40430), (1924, 35765), (2405, 28612), (2990, 23014), (3110, 22126), (3404, 20215), (4043, 17020), (4255, 16172), (4810, 14306), (5980, 11507), (6220, 11063), (7153, 9620), (8086, 8510)]