77879360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 112

約数和(自身を含む): 202820016

約数和(自身を除く): 124940656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 130, 160, 193, 194, 208, 260, 320, 386, 388, 416, 485, 520, 772, 776, 832, 965, 970, 1040, 1261, 1544, 1552, 1930, 1940, 2080, 2509, 2522, 3088, 3104, 3860, 3880, 4160, 5018, 5044, 6176, 6208, 6305, 7720, 7760, 10036, 10088, 12352, 12545, 12610, 15440, 15520, 18721, 20072, 20176, 25090, 25220, 30880, 31040, 37442, 40144, 40352, 50180, 50440, 61760, 74884, 80288, 80704, 93605, 100360, 100880, 149768, 160576, 187210, 200720, 201760, 243373, 299536, 374420, 401440, 403520, 486746, 599072, 748840, 802880, 973492, 1198144, 1216865, 1497680, 1946984, 2433730, 2995360, 3893968, 4867460, 5990720, 7787936, 9734920, 15575872, 19469840, 38939680, 77879360]

約数ペア:

[(1, 77879360), (2, 38939680), (4, 19469840), (5, 15575872), (8, 9734920), (10, 7787936), (13, 5990720), (16, 4867460), (20, 3893968), (26, 2995360), (32, 2433730), (40, 1946984), (52, 1497680), (64, 1216865), (65, 1198144), (80, 973492), (97, 802880), (104, 748840), (130, 599072), (160, 486746), (193, 403520), (194, 401440), (208, 374420), (260, 299536), (320, 243373), (386, 201760), (388, 200720), (416, 187210), (485, 160576), (520, 149768), (772, 100880), (776, 100360), (832, 93605), (965, 80704), (970, 80288), (1040, 74884), (1261, 61760), (1544, 50440), (1552, 50180), (1930, 40352), (1940, 40144), (2080, 37442), (2509, 31040), (2522, 30880), (3088, 25220), (3104, 25090), (3860, 20176), (3880, 20072), (4160, 18721), (5018, 15520), (5044, 15440), (6176, 12610), (6208, 12545), (6305, 12352), (7720, 10088), (7760, 10036)]