72218084000

素因数分解:

$2^5\times 5^3\times {\mathrm{18054521}}^1$

素因数の和:18054546

約数の個数: 48

約数和(自身を含む): 177439842216

約数和(自身を除く): 105221758216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 18054521, 36109042, 72218084, 90272605, 144436168, 180545210, 288872336, 361090420, 451363025, 577744672, 722180840, 902726050, 1444361680, 1805452100, 2256815125, 2888723360, 3610904200, 4513630250, 7221808400, 9027260500, 14443616800, 18054521000, 36109042000, 72218084000]

約数ペア:

[(1, 72218084000), (2, 36109042000), (4, 18054521000), (5, 14443616800), (8, 9027260500), (10, 7221808400), (16, 4513630250), (20, 3610904200), (25, 2888723360), (32, 2256815125), (40, 1805452100), (50, 1444361680), (80, 902726050), (100, 722180840), (125, 577744672), (160, 451363025), (200, 361090420), (250, 288872336), (400, 180545210), (500, 144436168), (800, 90272605), (1000, 72218084), (2000, 36109042), (4000, 18054521)]