31206500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4801}}^1$

素因数の和:4833

約数の個数: 48

約数和(自身を含む): 73412976

約数和(自身を除く): 42206476

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 4801, 6500, 9602, 19204, 24005, 48010, 62413, 96020, 120025, 124826, 240050, 249652, 312065, 480100, 600125, 624130, 1200250, 1248260, 1560325, 2400500, 3120650, 6241300, 7801625, 15603250, 31206500]

約数ペア:

[(1, 31206500), (2, 15603250), (4, 7801625), (5, 6241300), (10, 3120650), (13, 2400500), (20, 1560325), (25, 1248260), (26, 1200250), (50, 624130), (52, 600125), (65, 480100), (100, 312065), (125, 249652), (130, 240050), (250, 124826), (260, 120025), (325, 96020), (500, 62413), (650, 48010), (1300, 24005), (1625, 19204), (3250, 9602), (4801, 6500)]