31208192

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 67550112

約数和(自身を除く): 36341920

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 101, 128, 136, 142, 202, 256, 272, 284, 404, 544, 568, 808, 1088, 1136, 1207, 1616, 1717, 2176, 2272, 2414, 3232, 3434, 4352, 4544, 4828, 6464, 6868, 7171, 9088, 9656, 12928, 13736, 14342, 18176, 19312, 25856, 27472, 28684, 38624, 54944, 57368, 77248, 109888, 114736, 121907, 154496, 219776, 229472, 243814, 308992, 439552, 458944, 487628, 917888, 975256, 1835776, 1950512, 3901024, 7802048, 15604096, 31208192]

約数ペア:

[(1, 31208192), (2, 15604096), (4, 7802048), (8, 3901024), (16, 1950512), (17, 1835776), (32, 975256), (34, 917888), (64, 487628), (68, 458944), (71, 439552), (101, 308992), (128, 243814), (136, 229472), (142, 219776), (202, 154496), (256, 121907), (272, 114736), (284, 109888), (404, 77248), (544, 57368), (568, 54944), (808, 38624), (1088, 28684), (1136, 27472), (1207, 25856), (1616, 19312), (1717, 18176), (2176, 14342), (2272, 13736), (2414, 12928), (3232, 9656), (3434, 9088), (4352, 7171), (4544, 6868), (4828, 6464)]