64075760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3691}}^1$

素因数の和:3742

約数の個数: 80

約数和(自身を含む): 175798272

約数和(自身を除く): 111722512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 3691, 4340, 7382, 8680, 14764, 17360, 18455, 25837, 29528, 36910, 51674, 59056, 73820, 103348, 114421, 129185, 147640, 206696, 228842, 258370, 295280, 413392, 457684, 516740, 572105, 800947, 915368, 1033480, 1144210, 1601894, 1830736, 2066960, 2288420, 3203788, 4004735, 4576840, 6407576, 8009470, 9153680, 12815152, 16018940, 32037880, 64075760]

約数ペア:

[(1, 64075760), (2, 32037880), (4, 16018940), (5, 12815152), (7, 9153680), (8, 8009470), (10, 6407576), (14, 4576840), (16, 4004735), (20, 3203788), (28, 2288420), (31, 2066960), (35, 1830736), (40, 1601894), (56, 1144210), (62, 1033480), (70, 915368), (80, 800947), (112, 572105), (124, 516740), (140, 457684), (155, 413392), (217, 295280), (248, 258370), (280, 228842), (310, 206696), (434, 147640), (496, 129185), (560, 114421), (620, 103348), (868, 73820), (1085, 59056), (1240, 51674), (1736, 36910), (2170, 29528), (2480, 25837), (3472, 18455), (3691, 17360), (4340, 14764), (7382, 8680)]