145975280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5351}}^1$

素因数の和:5406

約数の個数: 80

約数和(自身を含む): 382261248

約数和(自身を除く): 236285968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5351, 5456, 6820, 10702, 13640, 21404, 26755, 27280, 42808, 53510, 58861, 85616, 107020, 117722, 165881, 214040, 235444, 294305, 331762, 428080, 470888, 588610, 663524, 829405, 941776, 1177220, 1327048, 1658810, 1824691, 2354440, 2654096, 3317620, 3649382, 4708880, 6635240, 7298764, 9123455, 13270480, 14597528, 18246910, 29195056, 36493820, 72987640, 145975280]

約数ペア:

[(1, 145975280), (2, 72987640), (4, 36493820), (5, 29195056), (8, 18246910), (10, 14597528), (11, 13270480), (16, 9123455), (20, 7298764), (22, 6635240), (31, 4708880), (40, 3649382), (44, 3317620), (55, 2654096), (62, 2354440), (80, 1824691), (88, 1658810), (110, 1327048), (124, 1177220), (155, 941776), (176, 829405), (220, 663524), (248, 588610), (310, 470888), (341, 428080), (440, 331762), (496, 294305), (620, 235444), (682, 214040), (880, 165881), (1240, 117722), (1364, 107020), (1705, 85616), (2480, 58861), (2728, 53510), (3410, 42808), (5351, 27280), (5456, 26755), (6820, 21404), (10702, 13640)]