90420190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1453}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 190950912

約数和(自身を除く): 100530722

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 490, 635, 889, 1270, 1453, 1778, 2906, 4445, 6223, 7265, 8890, 10171, 12446, 14530, 20342, 31115, 50855, 62230, 71197, 101710, 142394, 184531, 355985, 369062, 711970, 922655, 1291717, 1845310, 2583434, 6458585, 9042019, 12917170, 18084038, 45210095, 90420190]

約数ペア:

[(1, 90420190), (2, 45210095), (5, 18084038), (7, 12917170), (10, 9042019), (14, 6458585), (35, 2583434), (49, 1845310), (70, 1291717), (98, 922655), (127, 711970), (245, 369062), (254, 355985), (490, 184531), (635, 142394), (889, 101710), (1270, 71197), (1453, 62230), (1778, 50855), (2906, 31115), (4445, 20342), (6223, 14530), (7265, 12446), (8890, 10171)]