78783400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 192487680

約数和(自身を除く): 113704280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 97, 100, 124, 131, 155, 194, 200, 248, 262, 310, 388, 485, 524, 620, 655, 775, 776, 970, 1048, 1240, 1310, 1550, 1940, 2425, 2620, 3007, 3100, 3275, 3880, 4061, 4850, 5240, 6014, 6200, 6550, 8122, 9700, 12028, 12707, 13100, 15035, 16244, 19400, 20305, 24056, 25414, 26200, 30070, 32488, 40610, 50828, 60140, 63535, 75175, 81220, 101525, 101656, 120280, 127070, 150350, 162440, 203050, 254140, 300700, 317675, 393917, 406100, 508280, 601400, 635350, 787834, 812200, 1270700, 1575668, 1969585, 2541400, 3151336, 3939170, 7878340, 9847925, 15756680, 19695850, 39391700, 78783400]

約数ペア:

[(1, 78783400), (2, 39391700), (4, 19695850), (5, 15756680), (8, 9847925), (10, 7878340), (20, 3939170), (25, 3151336), (31, 2541400), (40, 1969585), (50, 1575668), (62, 1270700), (97, 812200), (100, 787834), (124, 635350), (131, 601400), (155, 508280), (194, 406100), (200, 393917), (248, 317675), (262, 300700), (310, 254140), (388, 203050), (485, 162440), (524, 150350), (620, 127070), (655, 120280), (775, 101656), (776, 101525), (970, 81220), (1048, 75175), (1240, 63535), (1310, 60140), (1550, 50828), (1940, 40610), (2425, 32488), (2620, 30070), (3007, 26200), (3100, 25414), (3275, 24056), (3880, 20305), (4061, 19400), (4850, 16244), (5240, 15035), (6014, 13100), (6200, 12707), (6550, 12028), (8122, 9700)]