69126280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 162362880

約数和(自身を除く): 93236600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 521, 535, 620, 856, 1042, 1070, 1240, 2084, 2140, 2605, 3317, 4168, 4280, 5210, 6634, 10420, 13268, 16151, 16585, 20840, 26536, 32302, 33170, 55747, 64604, 66340, 80755, 111494, 129208, 132680, 161510, 222988, 278735, 323020, 445976, 557470, 646040, 1114940, 1728157, 2229880, 3456314, 6912628, 8640785, 13825256, 17281570, 34563140, 69126280]

約数ペア:

[(1, 69126280), (2, 34563140), (4, 17281570), (5, 13825256), (8, 8640785), (10, 6912628), (20, 3456314), (31, 2229880), (40, 1728157), (62, 1114940), (107, 646040), (124, 557470), (155, 445976), (214, 323020), (248, 278735), (310, 222988), (428, 161510), (521, 132680), (535, 129208), (620, 111494), (856, 80755), (1042, 66340), (1070, 64604), (1240, 55747), (2084, 33170), (2140, 32302), (2605, 26536), (3317, 20840), (4168, 16585), (4280, 16151), (5210, 13268), (6634, 10420)]