43738280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 105209280

約数和(自身を除く): 61471000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 131, 136, 170, 262, 340, 491, 524, 655, 680, 982, 1048, 1310, 1964, 2227, 2455, 2620, 3928, 4454, 4910, 5240, 8347, 8908, 9820, 11135, 16694, 17816, 19640, 22270, 33388, 41735, 44540, 64321, 66776, 83470, 89080, 128642, 166940, 257284, 321605, 333880, 514568, 643210, 1093457, 1286420, 2186914, 2572840, 4373828, 5467285, 8747656, 10934570, 21869140, 43738280]

約数ペア:

[(1, 43738280), (2, 21869140), (4, 10934570), (5, 8747656), (8, 5467285), (10, 4373828), (17, 2572840), (20, 2186914), (34, 1286420), (40, 1093457), (68, 643210), (85, 514568), (131, 333880), (136, 321605), (170, 257284), (262, 166940), (340, 128642), (491, 89080), (524, 83470), (655, 66776), (680, 64321), (982, 44540), (1048, 41735), (1310, 33388), (1964, 22270), (2227, 19640), (2455, 17816), (2620, 16694), (3928, 11135), (4454, 9820), (4910, 8908), (5240, 8347)]