72449240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106543}}^1$

素因数の和:106571

約数の個数: 32

約数和(自身を含む): 172601280

約数和(自身を除く): 100152040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 106543, 213086, 426172, 532715, 852344, 1065430, 1811231, 2130860, 3622462, 4261720, 7244924, 9056155, 14489848, 18112310, 36224620, 72449240]

約数ペア:

[(1, 72449240), (2, 36224620), (4, 18112310), (5, 14489848), (8, 9056155), (10, 7244924), (17, 4261720), (20, 3622462), (34, 2130860), (40, 1811231), (68, 1065430), (85, 852344), (136, 532715), (170, 426172), (340, 213086), (680, 106543)]