54721830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 139097088

約数和(自身を除く): 84375258

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 71, 115, 138, 142, 213, 230, 345, 355, 426, 690, 710, 1065, 1117, 1633, 2130, 2234, 3266, 3351, 4899, 5585, 6702, 8165, 9798, 11170, 16330, 16755, 24495, 25691, 33510, 48990, 51382, 77073, 79307, 128455, 154146, 158614, 237921, 256910, 385365, 396535, 475842, 770730, 793070, 1189605, 1824061, 2379210, 3648122, 5472183, 9120305, 10944366, 18240610, 27360915, 54721830]

約数ペア:

[(1, 54721830), (2, 27360915), (3, 18240610), (5, 10944366), (6, 9120305), (10, 5472183), (15, 3648122), (23, 2379210), (30, 1824061), (46, 1189605), (69, 793070), (71, 770730), (115, 475842), (138, 396535), (142, 385365), (213, 256910), (230, 237921), (345, 158614), (355, 154146), (426, 128455), (690, 79307), (710, 77073), (1065, 51382), (1117, 48990), (1633, 33510), (2130, 25691), (2234, 24495), (3266, 16755), (3351, 16330), (4899, 11170), (5585, 9798), (6702, 8165)]