201408860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 469421568

約数和(自身を除く): 268012708

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 97, 124, 155, 170, 194, 197, 310, 340, 388, 394, 485, 527, 620, 788, 970, 985, 1054, 1649, 1940, 1970, 2108, 2635, 3007, 3298, 3349, 3940, 5270, 6014, 6107, 6596, 6698, 8245, 10540, 12028, 12214, 13396, 15035, 16490, 16745, 19109, 24428, 30070, 30535, 32980, 33490, 38218, 51119, 60140, 61070, 66980, 76436, 95545, 102238, 103819, 122140, 191090, 204476, 207638, 255595, 324853, 382180, 415276, 511190, 519095, 592379, 649706, 1022380, 1038190, 1184758, 1299412, 1624265, 2076380, 2369516, 2961895, 3248530, 5923790, 6497060, 10070443, 11847580, 20140886, 40281772, 50352215, 100704430, 201408860]

約数ペア:

[(1, 201408860), (2, 100704430), (4, 50352215), (5, 40281772), (10, 20140886), (17, 11847580), (20, 10070443), (31, 6497060), (34, 5923790), (62, 3248530), (68, 2961895), (85, 2369516), (97, 2076380), (124, 1624265), (155, 1299412), (170, 1184758), (194, 1038190), (197, 1022380), (310, 649706), (340, 592379), (388, 519095), (394, 511190), (485, 415276), (527, 382180), (620, 324853), (788, 255595), (970, 207638), (985, 204476), (1054, 191090), (1649, 122140), (1940, 103819), (1970, 102238), (2108, 95545), (2635, 76436), (3007, 66980), (3298, 61070), (3349, 60140), (3940, 51119), (5270, 38218), (6014, 33490), (6107, 32980), (6596, 30535), (6698, 30070), (8245, 24428), (10540, 19109), (12028, 16745), (12214, 16490), (13396, 15035)]