306901550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 591926400

約数和(自身を除く): 285024850

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 389, 509, 775, 778, 1018, 1550, 1945, 2545, 3890, 5090, 9725, 12059, 12725, 15779, 19450, 24118, 25450, 31558, 60295, 78895, 120590, 157790, 198001, 301475, 394475, 396002, 602950, 788950, 990005, 1980010, 4950025, 6138031, 9900050, 12276062, 30690155, 61380310, 153450775, 306901550]

約数ペア:

[(1, 306901550), (2, 153450775), (5, 61380310), (10, 30690155), (25, 12276062), (31, 9900050), (50, 6138031), (62, 4950025), (155, 1980010), (310, 990005), (389, 788950), (509, 602950), (775, 396002), (778, 394475), (1018, 301475), (1550, 198001), (1945, 157790), (2545, 120590), (3890, 78895), (5090, 60295), (9725, 31558), (12059, 25450), (12725, 24118), (15779, 19450)]