748811.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 3320352

約数和(自身を除く): 1998772

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 23, 26, 34, 46, 52, 65, 68, 85, 92, 115, 130, 169, 170, 221, 230, 260, 299, 338, 340, 391, 442, 460, 598, 676, 782, 845, 884, 1105, 1196, 1495, 1564, 1690, 1955, 2210, 2873, 2990, 3380, 3887, 3910, 4420, 5083, 5746, 5980, 7774, 7820, 10166, 11492, 14365, 15548, 19435, 20332, 25415, 28730, 38870, 50830, 57460, 66079, 77740, 101660, 132158, 264316, 330395, 660790, 1321580]

約数ペア:

[(1, 1321580), (2, 660790), (4, 330395), (5, 264316), (10, 132158), (13, 101660), (17, 77740), (20, 66079), (23, 57460), (26, 50830), (34, 38870), (46, 28730), (52, 25415), (65, 20332), (68, 19435), (85, 15548), (92, 14365), (115, 11492), (130, 10166), (169, 7820), (170, 7774), (221, 5980), (230, 5746), (260, 5083), (299, 4420), (338, 3910), (340, 3887), (391, 3380), (442, 2990), (460, 2873), (598, 2210), (676, 1955), (782, 1690), (845, 1564), (884, 1495), (1105, 1196)]