86612680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 247484160

約数和(自身を除く): 160871480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 280, 305, 308, 385, 427, 440, 461, 488, 610, 616, 671, 770, 854, 922, 1220, 1342, 1540, 1708, 1844, 2135, 2305, 2440, 2684, 3080, 3227, 3355, 3416, 3688, 4270, 4610, 4697, 5071, 5368, 6454, 6710, 8540, 9220, 9394, 10142, 12908, 13420, 16135, 17080, 18440, 18788, 20284, 23485, 25355, 25816, 26840, 28121, 32270, 35497, 37576, 40568, 46970, 50710, 56242, 64540, 70994, 93940, 101420, 112484, 129080, 140605, 141988, 177485, 187880, 196847, 202840, 224968, 281210, 283976, 309331, 354970, 393694, 562420, 618662, 709940, 787388, 984235, 1124840, 1237324, 1419880, 1546655, 1574776, 1968470, 2165317, 2474648, 3093310, 3936940, 4330634, 6186620, 7873880, 8661268, 10826585, 12373240, 17322536, 21653170, 43306340, 86612680]

約数ペア:

[(1, 86612680), (2, 43306340), (4, 21653170), (5, 17322536), (7, 12373240), (8, 10826585), (10, 8661268), (11, 7873880), (14, 6186620), (20, 4330634), (22, 3936940), (28, 3093310), (35, 2474648), (40, 2165317), (44, 1968470), (55, 1574776), (56, 1546655), (61, 1419880), (70, 1237324), (77, 1124840), (88, 984235), (110, 787388), (122, 709940), (140, 618662), (154, 562420), (220, 393694), (244, 354970), (280, 309331), (305, 283976), (308, 281210), (385, 224968), (427, 202840), (440, 196847), (461, 187880), (488, 177485), (610, 141988), (616, 140605), (671, 129080), (770, 112484), (854, 101420), (922, 93940), (1220, 70994), (1342, 64540), (1540, 56242), (1708, 50710), (1844, 46970), (2135, 40568), (2305, 37576), (2440, 35497), (2684, 32270), (3080, 28121), (3227, 26840), (3355, 25816), (3416, 25355), (3688, 23485), (4270, 20284), (4610, 18788), (4697, 18440), (5071, 17080), (5368, 16135), (6454, 13420), (6710, 12908), (8540, 10142), (9220, 9394)]