664520896

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:502

約数の個数: 112

約数和(自身を含む): 1511157760

約数和(自身を除く): 846636864

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 127, 152, 208, 247, 254, 304, 331, 416, 494, 508, 608, 662, 832, 988, 1016, 1216, 1324, 1651, 1976, 2032, 2413, 2648, 3302, 3952, 4064, 4303, 4826, 5296, 6289, 6604, 7904, 8128, 8606, 9652, 10592, 12578, 13208, 15808, 17212, 19304, 21184, 25156, 26416, 31369, 34424, 38608, 42037, 50312, 52832, 62738, 68848, 77216, 81757, 84074, 100624, 105664, 125476, 137696, 154432, 163514, 168148, 201248, 250952, 275392, 327028, 336296, 402496, 501904, 546481, 654056, 672592, 798703, 1003808, 1092962, 1308112, 1345184, 1597406, 2007616, 2185924, 2616224, 2690368, 3194812, 4371848, 5232448, 6389624, 8743696, 10383139, 12779248, 17487392, 20766278, 25558496, 34974784, 41532556, 51116992, 83065112, 166130224, 332260448, 664520896]

約数ペア:

[(1, 664520896), (2, 332260448), (4, 166130224), (8, 83065112), (13, 51116992), (16, 41532556), (19, 34974784), (26, 25558496), (32, 20766278), (38, 17487392), (52, 12779248), (64, 10383139), (76, 8743696), (104, 6389624), (127, 5232448), (152, 4371848), (208, 3194812), (247, 2690368), (254, 2616224), (304, 2185924), (331, 2007616), (416, 1597406), (494, 1345184), (508, 1308112), (608, 1092962), (662, 1003808), (832, 798703), (988, 672592), (1016, 654056), (1216, 546481), (1324, 501904), (1651, 402496), (1976, 336296), (2032, 327028), (2413, 275392), (2648, 250952), (3302, 201248), (3952, 168148), (4064, 163514), (4303, 154432), (4826, 137696), (5296, 125476), (6289, 105664), (6604, 100624), (7904, 84074), (8128, 81757), (8606, 77216), (9652, 68848), (10592, 62738), (12578, 52832), (13208, 50312), (15808, 42037), (17212, 38608), (19304, 34424), (21184, 31369), (25156, 26416)]