87261460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2347}}^1$

素因数の和:2393

約数の個数: 72

約数和(自身を含む): 216560736

約数和(自身を除く): 129299276

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2347, 2860, 3380, 3718, 4694, 7436, 9295, 9388, 11735, 18590, 23470, 25817, 30511, 37180, 46940, 51634, 61022, 103268, 122044, 129085, 152555, 258170, 305110, 335621, 396643, 516340, 610220, 671242, 793286, 1342484, 1586572, 1678105, 1983215, 3356210, 3966430, 4363073, 6712420, 7932860, 8726146, 17452292, 21815365, 43630730, 87261460]

約数ペア:

[(1, 87261460), (2, 43630730), (4, 21815365), (5, 17452292), (10, 8726146), (11, 7932860), (13, 6712420), (20, 4363073), (22, 3966430), (26, 3356210), (44, 1983215), (52, 1678105), (55, 1586572), (65, 1342484), (110, 793286), (130, 671242), (143, 610220), (169, 516340), (220, 396643), (260, 335621), (286, 305110), (338, 258170), (572, 152555), (676, 129085), (715, 122044), (845, 103268), (1430, 61022), (1690, 51634), (1859, 46940), (2347, 37180), (2860, 30511), (3380, 25817), (3718, 23470), (4694, 18590), (7436, 11735), (9295, 9388)]