72458780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6151}}^1$

素因数の和:6210

約数の個数: 48

約数和(自身を含む): 165365760

約数和(自身を除く): 92906980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 6151, 11780, 12302, 24604, 30755, 61510, 116869, 123020, 190681, 233738, 381362, 467476, 584345, 762724, 953405, 1168690, 1906810, 2337380, 3622939, 3813620, 7245878, 14491756, 18114695, 36229390, 72458780]

約数ペア:

[(1, 72458780), (2, 36229390), (4, 18114695), (5, 14491756), (10, 7245878), (19, 3813620), (20, 3622939), (31, 2337380), (38, 1906810), (62, 1168690), (76, 953405), (95, 762724), (124, 584345), (155, 467476), (190, 381362), (310, 233738), (380, 190681), (589, 123020), (620, 116869), (1178, 61510), (2356, 30755), (2945, 24604), (5890, 12302), (6151, 11780)]