79040900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 177176160

約数和(自身を除く): 98135260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 89, 100, 107, 166, 178, 214, 332, 356, 415, 428, 445, 535, 830, 890, 1070, 1660, 1780, 2075, 2140, 2225, 2675, 4150, 4450, 5350, 7387, 8300, 8881, 8900, 9523, 10700, 14774, 17762, 19046, 29548, 35524, 36935, 38092, 44405, 47615, 73870, 88810, 95230, 147740, 177620, 184675, 190460, 222025, 238075, 369350, 444050, 476150, 738700, 790409, 888100, 952300, 1580818, 3161636, 3952045, 7904090, 15808180, 19760225, 39520450, 79040900]

約数ペア:

[(1, 79040900), (2, 39520450), (4, 19760225), (5, 15808180), (10, 7904090), (20, 3952045), (25, 3161636), (50, 1580818), (83, 952300), (89, 888100), (100, 790409), (107, 738700), (166, 476150), (178, 444050), (214, 369350), (332, 238075), (356, 222025), (415, 190460), (428, 184675), (445, 177620), (535, 147740), (830, 95230), (890, 88810), (1070, 73870), (1660, 47615), (1780, 44405), (2075, 38092), (2140, 36935), (2225, 35524), (2675, 29548), (4150, 19046), (4450, 17762), (5350, 14774), (7387, 10700), (8300, 9523), (8881, 8900)]