61908040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 146059200

約数和(自身を除く): 84151160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 145, 166, 232, 290, 332, 415, 580, 643, 664, 830, 1160, 1286, 1660, 2407, 2572, 3215, 3320, 4814, 5144, 6430, 9628, 12035, 12860, 18647, 19256, 24070, 25720, 37294, 48140, 53369, 74588, 93235, 96280, 106738, 149176, 186470, 213476, 266845, 372940, 426952, 533690, 745880, 1067380, 1547701, 2134760, 3095402, 6190804, 7738505, 12381608, 15477010, 30954020, 61908040]

約数ペア:

[(1, 61908040), (2, 30954020), (4, 15477010), (5, 12381608), (8, 7738505), (10, 6190804), (20, 3095402), (29, 2134760), (40, 1547701), (58, 1067380), (83, 745880), (116, 533690), (145, 426952), (166, 372940), (232, 266845), (290, 213476), (332, 186470), (415, 149176), (580, 106738), (643, 96280), (664, 93235), (830, 74588), (1160, 53369), (1286, 48140), (1660, 37294), (2407, 25720), (2572, 24070), (3215, 19256), (3320, 18647), (4814, 12860), (5144, 12035), (6430, 9628)]