87828780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{112601}}^1$

素因数の和:112626

約数の個数: 48

約数和(自身を含む): 264839904

約数和(自身を除く): 177011124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 112601, 225202, 337803, 450404, 563005, 675606, 1126010, 1351212, 1463813, 1689015, 2252020, 2927626, 3378030, 4391439, 5855252, 6756060, 7319065, 8782878, 14638130, 17565756, 21957195, 29276260, 43914390, 87828780]

約数ペア:

[(1, 87828780), (2, 43914390), (3, 29276260), (4, 21957195), (5, 17565756), (6, 14638130), (10, 8782878), (12, 7319065), (13, 6756060), (15, 5855252), (20, 4391439), (26, 3378030), (30, 2927626), (39, 2252020), (52, 1689015), (60, 1463813), (65, 1351212), (78, 1126010), (130, 675606), (156, 563005), (195, 450404), (260, 337803), (390, 225202), (780, 112601)]