90610010

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1669}}^1$

素因数の和:1826

約数の個数: 32

約数和(自身を含む): 167734800

約数和(自身を除く): 77124790

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 445, 610, 890, 1669, 3338, 5429, 8345, 10858, 16690, 27145, 54290, 101809, 148541, 203618, 297082, 509045, 742705, 1018090, 1485410, 9061001, 18122002, 45305005, 90610010]

約数ペア:

[(1, 90610010), (2, 45305005), (5, 18122002), (10, 9061001), (61, 1485410), (89, 1018090), (122, 742705), (178, 509045), (305, 297082), (445, 203618), (610, 148541), (890, 101809), (1669, 54290), (3338, 27145), (5429, 16690), (8345, 10858)]