80617400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 201080880

約数和(自身を除く): 120463480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 131, 136, 170, 181, 200, 262, 340, 362, 425, 524, 655, 680, 724, 850, 905, 1048, 1310, 1448, 1700, 1810, 2227, 2620, 3077, 3275, 3400, 3620, 4454, 4525, 5240, 6154, 6550, 7240, 8908, 9050, 11135, 12308, 13100, 15385, 17816, 18100, 22270, 23711, 24616, 26200, 30770, 36200, 44540, 47422, 55675, 61540, 76925, 89080, 94844, 111350, 118555, 123080, 153850, 189688, 222700, 237110, 307700, 403087, 445400, 474220, 592775, 615400, 806174, 948440, 1185550, 1612348, 2015435, 2371100, 3224696, 4030870, 4742200, 8061740, 10077175, 16123480, 20154350, 40308700, 80617400]

約数ペア:

[(1, 80617400), (2, 40308700), (4, 20154350), (5, 16123480), (8, 10077175), (10, 8061740), (17, 4742200), (20, 4030870), (25, 3224696), (34, 2371100), (40, 2015435), (50, 1612348), (68, 1185550), (85, 948440), (100, 806174), (131, 615400), (136, 592775), (170, 474220), (181, 445400), (200, 403087), (262, 307700), (340, 237110), (362, 222700), (425, 189688), (524, 153850), (655, 123080), (680, 118555), (724, 111350), (850, 94844), (905, 89080), (1048, 76925), (1310, 61540), (1448, 55675), (1700, 47422), (1810, 44540), (2227, 36200), (2620, 30770), (3077, 26200), (3275, 24616), (3400, 23711), (3620, 22270), (4454, 18100), (4525, 17816), (5240, 15385), (6154, 13100), (6550, 12308), (7240, 11135), (8908, 9050)]