51454660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 120637440

約数和(自身を除く): 69182780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 47, 67, 76, 86, 94, 95, 134, 172, 188, 190, 215, 235, 268, 335, 380, 430, 470, 670, 817, 860, 893, 940, 1273, 1340, 1634, 1786, 2021, 2546, 2881, 3149, 3268, 3572, 4042, 4085, 4465, 5092, 5762, 6298, 6365, 8084, 8170, 8930, 10105, 11524, 12596, 12730, 14405, 15745, 16340, 17860, 20210, 25460, 28810, 31490, 38399, 40420, 54739, 57620, 59831, 62980, 76798, 109478, 119662, 135407, 153596, 191995, 218956, 239324, 270814, 273695, 299155, 383990, 541628, 547390, 598310, 677035, 767980, 1094780, 1196620, 1354070, 2572733, 2708140, 5145466, 10290932, 12863665, 25727330, 51454660]

約数ペア:

[(1, 51454660), (2, 25727330), (4, 12863665), (5, 10290932), (10, 5145466), (19, 2708140), (20, 2572733), (38, 1354070), (43, 1196620), (47, 1094780), (67, 767980), (76, 677035), (86, 598310), (94, 547390), (95, 541628), (134, 383990), (172, 299155), (188, 273695), (190, 270814), (215, 239324), (235, 218956), (268, 191995), (335, 153596), (380, 135407), (430, 119662), (470, 109478), (670, 76798), (817, 62980), (860, 59831), (893, 57620), (940, 54739), (1273, 40420), (1340, 38399), (1634, 31490), (1786, 28810), (2021, 25460), (2546, 20210), (2881, 17860), (3149, 16340), (3268, 15745), (3572, 14405), (4042, 12730), (4085, 12596), (4465, 11524), (5092, 10105), (5762, 8930), (6298, 8170), (6365, 8084)]