91707680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 231154560

約数和(自身を除く): 139446880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 97, 152, 160, 190, 194, 304, 311, 380, 388, 485, 608, 622, 760, 776, 970, 1244, 1520, 1552, 1555, 1843, 1940, 2488, 3040, 3104, 3110, 3686, 3880, 4976, 5909, 6220, 7372, 7760, 9215, 9952, 11818, 12440, 14744, 15520, 18430, 23636, 24880, 29488, 29545, 30167, 36860, 47272, 49760, 58976, 59090, 60334, 73720, 94544, 118180, 120668, 147440, 150835, 189088, 236360, 241336, 294880, 301670, 472720, 482672, 573173, 603340, 945440, 965344, 1146346, 1206680, 2292692, 2413360, 2865865, 4585384, 4826720, 5731730, 9170768, 11463460, 18341536, 22926920, 45853840, 91707680]

約数ペア:

[(1, 91707680), (2, 45853840), (4, 22926920), (5, 18341536), (8, 11463460), (10, 9170768), (16, 5731730), (19, 4826720), (20, 4585384), (32, 2865865), (38, 2413360), (40, 2292692), (76, 1206680), (80, 1146346), (95, 965344), (97, 945440), (152, 603340), (160, 573173), (190, 482672), (194, 472720), (304, 301670), (311, 294880), (380, 241336), (388, 236360), (485, 189088), (608, 150835), (622, 147440), (760, 120668), (776, 118180), (970, 94544), (1244, 73720), (1520, 60334), (1552, 59090), (1555, 58976), (1843, 49760), (1940, 47272), (2488, 36860), (3040, 30167), (3104, 29545), (3110, 29488), (3686, 24880), (3880, 23636), (4976, 18430), (5909, 15520), (6220, 14744), (7372, 12440), (7760, 11818), (9215, 9952)]