72872008

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 152162640

約数和(自身を除く): 79290632

約数列:

[1, 2, 4, 8, 11, 22, 44, 83, 88, 121, 166, 242, 332, 484, 664, 907, 913, 968, 1814, 1826, 3628, 3652, 7256, 7304, 9977, 10043, 19954, 20086, 39908, 40172, 75281, 79816, 80344, 109747, 150562, 219494, 301124, 438988, 602248, 828091, 877976, 1656182, 3312364, 6624728, 9109001, 18218002, 36436004, 72872008]

約数ペア:

[(1, 72872008), (2, 36436004), (4, 18218002), (8, 9109001), (11, 6624728), (22, 3312364), (44, 1656182), (83, 877976), (88, 828091), (121, 602248), (166, 438988), (242, 301124), (332, 219494), (484, 150562), (664, 109747), (907, 80344), (913, 79816), (968, 75281), (1814, 40172), (1826, 39908), (3628, 20086), (3652, 19954), (7256, 10043), (7304, 9977)]