388675408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{883}}^1$

素因数の和:1004

約数の個数: 80

約数和(自身を含む): 856320192

約数和(自身を除く): 467644784

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 61, 82, 88, 122, 164, 176, 244, 328, 451, 488, 656, 671, 883, 902, 976, 1342, 1766, 1804, 2501, 2684, 3532, 3608, 5002, 5368, 7064, 7216, 9713, 10004, 10736, 14128, 19426, 20008, 27511, 36203, 38852, 40016, 53863, 55022, 72406, 77704, 107726, 110044, 144812, 155408, 215452, 220088, 289624, 398233, 430904, 440176, 579248, 592493, 796466, 861808, 1184986, 1592932, 2208383, 2369972, 3185864, 4416766, 4739944, 6371728, 8833532, 9479888, 17667064, 24292213, 35334128, 48584426, 97168852, 194337704, 388675408]

約数ペア:

[(1, 388675408), (2, 194337704), (4, 97168852), (8, 48584426), (11, 35334128), (16, 24292213), (22, 17667064), (41, 9479888), (44, 8833532), (61, 6371728), (82, 4739944), (88, 4416766), (122, 3185864), (164, 2369972), (176, 2208383), (244, 1592932), (328, 1184986), (451, 861808), (488, 796466), (656, 592493), (671, 579248), (883, 440176), (902, 430904), (976, 398233), (1342, 289624), (1766, 220088), (1804, 215452), (2501, 155408), (2684, 144812), (3532, 110044), (3608, 107726), (5002, 77704), (5368, 72406), (7064, 55022), (7216, 53863), (9713, 40016), (10004, 38852), (10736, 36203), (14128, 27511), (19426, 20008)]