74681780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1319}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 166320000

約数和(自身を除く): 91638220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1319, 1490, 2638, 2831, 2980, 5276, 5662, 6595, 11324, 13190, 14155, 25061, 26380, 28310, 50122, 56620, 100244, 125305, 196531, 250610, 393062, 501220, 786124, 982655, 1965310, 3734089, 3930620, 7468178, 14936356, 18670445, 37340890, 74681780]

約数ペア:

[(1, 74681780), (2, 37340890), (4, 18670445), (5, 14936356), (10, 7468178), (19, 3930620), (20, 3734089), (38, 1965310), (76, 982655), (95, 786124), (149, 501220), (190, 393062), (298, 250610), (380, 196531), (596, 125305), (745, 100244), (1319, 56620), (1490, 50122), (2638, 28310), (2831, 26380), (2980, 25061), (5276, 14155), (5662, 13190), (6595, 11324)]