39973950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 108161976

約数和(自身を除く): 68188026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 211, 225, 421, 422, 450, 633, 842, 1055, 1263, 1266, 1899, 2105, 2110, 2526, 3165, 3789, 3798, 4210, 5275, 6315, 6330, 7578, 9495, 10525, 10550, 12630, 15825, 18945, 18990, 21050, 31575, 31650, 37890, 47475, 63150, 88831, 94725, 94950, 177662, 189450, 266493, 444155, 532986, 799479, 888310, 1332465, 1598958, 2220775, 2664930, 3997395, 4441550, 6662325, 7994790, 13324650, 19986975, 39973950]

約数ペア:

[(1, 39973950), (2, 19986975), (3, 13324650), (5, 7994790), (6, 6662325), (9, 4441550), (10, 3997395), (15, 2664930), (18, 2220775), (25, 1598958), (30, 1332465), (45, 888310), (50, 799479), (75, 532986), (90, 444155), (150, 266493), (211, 189450), (225, 177662), (421, 94950), (422, 94725), (450, 88831), (633, 63150), (842, 47475), (1055, 37890), (1263, 31650), (1266, 31575), (1899, 21050), (2105, 18990), (2110, 18945), (2526, 15825), (3165, 12630), (3789, 10550), (3798, 10525), (4210, 9495), (5275, 7578), (6315, 6330)]