31205850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1231}}^1$

素因数の和:1272

約数の個数: 72

約数和(自身を含む): 83869632

約数和(自身を除く): 52663782

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1231, 1690, 1950, 2462, 2535, 3693, 4225, 5070, 6155, 7386, 8450, 12310, 12675, 16003, 18465, 25350, 30775, 32006, 36930, 48009, 61550, 80015, 92325, 96018, 160030, 184650, 208039, 240045, 400075, 416078, 480090, 624117, 800150, 1040195, 1200225, 1248234, 2080390, 2400450, 3120585, 5200975, 6241170, 10401950, 15602925, 31205850]

約数ペア:

[(1, 31205850), (2, 15602925), (3, 10401950), (5, 6241170), (6, 5200975), (10, 3120585), (13, 2400450), (15, 2080390), (25, 1248234), (26, 1200225), (30, 1040195), (39, 800150), (50, 624117), (65, 480090), (75, 416078), (78, 400075), (130, 240045), (150, 208039), (169, 184650), (195, 160030), (325, 96018), (338, 92325), (390, 80015), (507, 61550), (650, 48009), (845, 36930), (975, 32006), (1014, 30775), (1231, 25350), (1690, 18465), (1950, 16003), (2462, 12675), (2535, 12310), (3693, 8450), (4225, 7386), (5070, 6155)]