159243776

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 80

約数和(自身を含む): 335216640

約数和(自身を除く): 175972864

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 127, 128, 158, 248, 254, 256, 316, 496, 508, 512, 632, 992, 1016, 1264, 1984, 2032, 2449, 2528, 3937, 3968, 4064, 4898, 5056, 7874, 7936, 8128, 9796, 10033, 10112, 15748, 15872, 16256, 19592, 20066, 20224, 31496, 32512, 39184, 40132, 40448, 62992, 65024, 78368, 80264, 125984, 156736, 160528, 251968, 311023, 313472, 321056, 503936, 622046, 626944, 642112, 1007872, 1244092, 1253888, 1284224, 2015744, 2488184, 2568448, 4976368, 5136896, 9952736, 19905472, 39810944, 79621888, 159243776]

約数ペア:

[(1, 159243776), (2, 79621888), (4, 39810944), (8, 19905472), (16, 9952736), (31, 5136896), (32, 4976368), (62, 2568448), (64, 2488184), (79, 2015744), (124, 1284224), (127, 1253888), (128, 1244092), (158, 1007872), (248, 642112), (254, 626944), (256, 622046), (316, 503936), (496, 321056), (508, 313472), (512, 311023), (632, 251968), (992, 160528), (1016, 156736), (1264, 125984), (1984, 80264), (2032, 78368), (2449, 65024), (2528, 62992), (3937, 40448), (3968, 40132), (4064, 39184), (4898, 32512), (5056, 31496), (7874, 20224), (7936, 20066), (8128, 19592), (9796, 16256), (10033, 15872), (10112, 15748)]