158865700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7321}}^1$

素因数の和:7373

約数の個数: 72

約数和(自身を含む): 406751744

約数和(自身を除く): 247886044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 7321, 10850, 14642, 21700, 29284, 36605, 51247, 73210, 102494, 146420, 183025, 204988, 226951, 256235, 366050, 453902, 512470, 732100, 907804, 1024940, 1134755, 1281175, 1588657, 2269510, 2562350, 3177314, 4539020, 5124700, 5673775, 6354628, 7943285, 11347550, 15886570, 22695100, 31773140, 39716425, 79432850, 158865700]

約数ペア:

[(1, 158865700), (2, 79432850), (4, 39716425), (5, 31773140), (7, 22695100), (10, 15886570), (14, 11347550), (20, 7943285), (25, 6354628), (28, 5673775), (31, 5124700), (35, 4539020), (50, 3177314), (62, 2562350), (70, 2269510), (100, 1588657), (124, 1281175), (140, 1134755), (155, 1024940), (175, 907804), (217, 732100), (310, 512470), (350, 453902), (434, 366050), (620, 256235), (700, 226951), (775, 204988), (868, 183025), (1085, 146420), (1550, 102494), (2170, 73210), (3100, 51247), (4340, 36605), (5425, 29284), (7321, 21700), (10850, 14642)]