66782560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 172180512

約数和(自身を除く): 105397952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 97, 104, 130, 160, 194, 208, 260, 331, 388, 416, 485, 520, 662, 776, 970, 1040, 1261, 1324, 1552, 1655, 1940, 2080, 2522, 2648, 3104, 3310, 3880, 4303, 5044, 5296, 6305, 6620, 7760, 8606, 10088, 10592, 12610, 13240, 15520, 17212, 20176, 21515, 25220, 26480, 32107, 34424, 40352, 43030, 50440, 52960, 64214, 68848, 86060, 100880, 128428, 137696, 160535, 172120, 201760, 256856, 321070, 344240, 417391, 513712, 642140, 688480, 834782, 1027424, 1284280, 1669564, 2086955, 2568560, 3339128, 4173910, 5137120, 6678256, 8347820, 13356512, 16695640, 33391280, 66782560]

約数ペア:

[(1, 66782560), (2, 33391280), (4, 16695640), (5, 13356512), (8, 8347820), (10, 6678256), (13, 5137120), (16, 4173910), (20, 3339128), (26, 2568560), (32, 2086955), (40, 1669564), (52, 1284280), (65, 1027424), (80, 834782), (97, 688480), (104, 642140), (130, 513712), (160, 417391), (194, 344240), (208, 321070), (260, 256856), (331, 201760), (388, 172120), (416, 160535), (485, 137696), (520, 128428), (662, 100880), (776, 86060), (970, 68848), (1040, 64214), (1261, 52960), (1324, 50440), (1552, 43030), (1655, 40352), (1940, 34424), (2080, 32107), (2522, 26480), (2648, 25220), (3104, 21515), (3310, 20176), (3880, 17212), (4303, 15520), (5044, 13240), (5296, 12610), (6305, 10592), (6620, 10088), (7760, 8606)]