81271536

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 219164544

約数和(自身を除く): 137893008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 67, 74, 111, 134, 148, 201, 222, 268, 296, 402, 444, 536, 592, 683, 804, 888, 1072, 1366, 1608, 1776, 2049, 2479, 2732, 3216, 4098, 4958, 5464, 7437, 8196, 9916, 10928, 14874, 16392, 19832, 25271, 29748, 32784, 39664, 45761, 50542, 59496, 75813, 91522, 101084, 118992, 137283, 151626, 183044, 202168, 274566, 303252, 366088, 404336, 549132, 606504, 732176, 1098264, 1213008, 1693157, 2196528, 3386314, 5079471, 6772628, 10158942, 13545256, 20317884, 27090512, 40635768, 81271536]

約数ペア:

[(1, 81271536), (2, 40635768), (3, 27090512), (4, 20317884), (6, 13545256), (8, 10158942), (12, 6772628), (16, 5079471), (24, 3386314), (37, 2196528), (48, 1693157), (67, 1213008), (74, 1098264), (111, 732176), (134, 606504), (148, 549132), (201, 404336), (222, 366088), (268, 303252), (296, 274566), (402, 202168), (444, 183044), (536, 151626), (592, 137283), (683, 118992), (804, 101084), (888, 91522), (1072, 75813), (1366, 59496), (1608, 50542), (1776, 45761), (2049, 39664), (2479, 32784), (2732, 29748), (3216, 25271), (4098, 19832), (4958, 16392), (5464, 14874), (7437, 10928), (8196, 9916)]