65899160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 152215200

約数和(自身を除く): 86316040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 107, 173, 178, 214, 346, 356, 428, 445, 535, 692, 712, 856, 865, 890, 1070, 1384, 1730, 1780, 2140, 3460, 3560, 4280, 6920, 9523, 15397, 18511, 19046, 30794, 37022, 38092, 47615, 61588, 74044, 76184, 76985, 92555, 95230, 123176, 148088, 153970, 185110, 190460, 307940, 370220, 380920, 615880, 740440, 1647479, 3294958, 6589916, 8237395, 13179832, 16474790, 32949580, 65899160]

約数ペア:

[(1, 65899160), (2, 32949580), (4, 16474790), (5, 13179832), (8, 8237395), (10, 6589916), (20, 3294958), (40, 1647479), (89, 740440), (107, 615880), (173, 380920), (178, 370220), (214, 307940), (346, 190460), (356, 185110), (428, 153970), (445, 148088), (535, 123176), (692, 95230), (712, 92555), (856, 76985), (865, 76184), (890, 74044), (1070, 61588), (1384, 47615), (1730, 38092), (1780, 37022), (2140, 30794), (3460, 19046), (3560, 18511), (4280, 15397), (6920, 9523)]