770664520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{3217}}^1$

素因数の和:3394

約数の個数: 64

約数和(自身を含む): 1782900720

約数和(自身を除く): 1012236200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 113, 212, 226, 265, 424, 452, 530, 565, 904, 1060, 1130, 2120, 2260, 3217, 4520, 5989, 6434, 11978, 12868, 16085, 23956, 25736, 29945, 32170, 47912, 59890, 64340, 119780, 128680, 170501, 239560, 341002, 363521, 682004, 727042, 852505, 1364008, 1454084, 1705010, 1817605, 2908168, 3410020, 3635210, 6820040, 7270420, 14540840, 19266613, 38533226, 77066452, 96333065, 154132904, 192666130, 385332260, 770664520]

約数ペア:

[(1, 770664520), (2, 385332260), (4, 192666130), (5, 154132904), (8, 96333065), (10, 77066452), (20, 38533226), (40, 19266613), (53, 14540840), (106, 7270420), (113, 6820040), (212, 3635210), (226, 3410020), (265, 2908168), (424, 1817605), (452, 1705010), (530, 1454084), (565, 1364008), (904, 852505), (1060, 727042), (1130, 682004), (2120, 363521), (2260, 341002), (3217, 239560), (4520, 170501), (5989, 128680), (6434, 119780), (11978, 64340), (12868, 59890), (16085, 47912), (23956, 32170), (25736, 29945)]