205755184

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 428544000

約数和(自身を除く): 222788816

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 79, 89, 118, 124, 158, 178, 236, 248, 316, 356, 472, 496, 632, 712, 944, 1264, 1424, 1829, 2449, 2759, 3658, 4661, 4898, 5251, 5518, 7031, 7316, 9322, 9796, 10502, 11036, 14062, 14632, 18644, 19592, 21004, 22072, 28124, 29264, 37288, 39184, 42008, 44144, 56248, 74576, 84016, 112496, 144491, 162781, 217961, 288982, 325562, 414829, 435922, 577964, 651124, 829658, 871844, 1155928, 1302248, 1659316, 1743688, 2311856, 2604496, 3318632, 3487376, 6637264, 12859699, 25719398, 51438796, 102877592, 205755184]

約数ペア:

[(1, 205755184), (2, 102877592), (4, 51438796), (8, 25719398), (16, 12859699), (31, 6637264), (59, 3487376), (62, 3318632), (79, 2604496), (89, 2311856), (118, 1743688), (124, 1659316), (158, 1302248), (178, 1155928), (236, 871844), (248, 829658), (316, 651124), (356, 577964), (472, 435922), (496, 414829), (632, 325562), (712, 288982), (944, 217961), (1264, 162781), (1424, 144491), (1829, 112496), (2449, 84016), (2759, 74576), (3658, 56248), (4661, 44144), (4898, 42008), (5251, 39184), (5518, 37288), (7031, 29264), (7316, 28124), (9322, 22072), (9796, 21004), (10502, 19592), (11036, 18644), (14062, 14632)]