30613750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1330

約数の個数: 40

約数和(自身を含む): 60449400

約数和(自身を除く): 29835650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 1289, 2375, 2578, 4750, 6445, 11875, 12890, 23750, 24491, 32225, 48982, 64450, 122455, 161125, 244910, 322250, 612275, 805625, 1224550, 1611250, 3061375, 6122750, 15306875, 30613750]

約数ペア:

[(1, 30613750), (2, 15306875), (5, 6122750), (10, 3061375), (19, 1611250), (25, 1224550), (38, 805625), (50, 612275), (95, 322250), (125, 244910), (190, 161125), (250, 122455), (475, 64450), (625, 48982), (950, 32225), (1250, 24491), (1289, 23750), (2375, 12890), (2578, 11875), (4750, 6445)]