81899553124

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{272059}}^1$

素因数の和:272332

約数の個数: 48

約数和(自身を含む): 160428340800

約数和(自身を除く): 78528787676

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 233, 323, 466, 646, 932, 1292, 3961, 4427, 7922, 8854, 15844, 17708, 75259, 150518, 272059, 301036, 544118, 1088236, 4625003, 5169121, 9250006, 10338242, 18500012, 20676484, 63389747, 87875057, 126779494, 175750114, 253558988, 351500228, 1077625699, 1204405193, 2155251398, 2408810386, 4310502796, 4817620772, 20474888281, 40949776562, 81899553124]

約数ペア:

[(1, 81899553124), (2, 40949776562), (4, 20474888281), (17, 4817620772), (19, 4310502796), (34, 2408810386), (38, 2155251398), (68, 1204405193), (76, 1077625699), (233, 351500228), (323, 253558988), (466, 175750114), (646, 126779494), (932, 87875057), (1292, 63389747), (3961, 20676484), (4427, 18500012), (7922, 10338242), (8854, 9250006), (15844, 5169121), (17708, 4625003), (75259, 1088236), (150518, 544118), (272059, 301036)]