171651340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39551}}^1$

素因数の和:39598

約数の個数: 48

約数和(自身を含む): 425263104

約数和(自身を除く): 253611764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 39551, 79102, 158204, 197755, 276857, 395510, 553714, 791020, 1107428, 1226081, 1384285, 2452162, 2768570, 4904324, 5537140, 6130405, 8582567, 12260810, 17165134, 24521620, 34330268, 42912835, 85825670, 171651340]

約数ペア:

[(1, 171651340), (2, 85825670), (4, 42912835), (5, 34330268), (7, 24521620), (10, 17165134), (14, 12260810), (20, 8582567), (28, 6130405), (31, 5537140), (35, 4904324), (62, 2768570), (70, 2452162), (124, 1384285), (140, 1226081), (155, 1107428), (217, 791020), (310, 553714), (434, 395510), (620, 276857), (868, 197755), (1085, 158204), (2170, 79102), (4340, 39551)]