72481880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106591}}^1$

素因数の和:106619

約数の個数: 32

約数和(自身を含む): 172679040

約数和(自身を除く): 100197160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106591, 213182, 426364, 532955, 852728, 1065910, 1812047, 2131820, 3624094, 4263640, 7248188, 9060235, 14496376, 18120470, 36240940, 72481880]

約数ペア:

[(1, 72481880), (2, 36240940), (4, 18120470), (5, 14496376), (8, 9060235), (10, 7248188), (17, 4263640), (20, 3624094), (34, 2131820), (40, 1812047), (68, 1065910), (85, 852728), (136, 532955), (170, 426364), (340, 213182), (680, 106591)]