64558970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{367}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 135924480

約数和(自身を除く): 71365510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 359, 367, 490, 718, 734, 1795, 1835, 2513, 2569, 3590, 3670, 5026, 5138, 12565, 12845, 17591, 17983, 25130, 25690, 35182, 35966, 87955, 89915, 131753, 175910, 179830, 263506, 658765, 922271, 1317530, 1844542, 4611355, 6455897, 9222710, 12911794, 32279485, 64558970]

約数ペア:

[(1, 64558970), (2, 32279485), (5, 12911794), (7, 9222710), (10, 6455897), (14, 4611355), (35, 1844542), (49, 1317530), (70, 922271), (98, 658765), (245, 263506), (359, 179830), (367, 175910), (490, 131753), (718, 89915), (734, 87955), (1795, 35966), (1835, 35182), (2513, 25690), (2569, 25130), (3590, 17983), (3670, 17591), (5026, 12845), (5138, 12565)]