76216040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 176256000

約数和(自身を除く): 100039960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 89, 158, 178, 271, 316, 356, 395, 445, 542, 632, 712, 790, 890, 1084, 1355, 1580, 1780, 2168, 2710, 3160, 3560, 5420, 7031, 10840, 14062, 21409, 24119, 28124, 35155, 42818, 48238, 56248, 70310, 85636, 96476, 107045, 120595, 140620, 171272, 192952, 214090, 241190, 281240, 428180, 482380, 856360, 964760, 1905401, 3810802, 7621604, 9527005, 15243208, 19054010, 38108020, 76216040]

約数ペア:

[(1, 76216040), (2, 38108020), (4, 19054010), (5, 15243208), (8, 9527005), (10, 7621604), (20, 3810802), (40, 1905401), (79, 964760), (89, 856360), (158, 482380), (178, 428180), (271, 281240), (316, 241190), (356, 214090), (395, 192952), (445, 171272), (542, 140620), (632, 120595), (712, 107045), (790, 96476), (890, 85636), (1084, 70310), (1355, 56248), (1580, 48238), (1780, 42818), (2168, 35155), (2710, 28124), (3160, 24119), (3560, 21409), (5420, 14062), (7031, 10840)]