199268680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10357}}^1$

素因数の和:10418

約数の個数: 64

約数和(自身を含む): 495941040

約数和(自身を除く): 296672360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 9620, 10357, 19240, 20714, 41428, 51785, 82856, 103570, 134641, 207140, 269282, 383209, 414280, 538564, 673205, 766418, 1077128, 1346410, 1532836, 1916045, 2692820, 3065672, 3832090, 4981717, 5385640, 7664180, 9963434, 15328360, 19926868, 24908585, 39853736, 49817170, 99634340, 199268680]

約数ペア:

[(1, 199268680), (2, 99634340), (4, 49817170), (5, 39853736), (8, 24908585), (10, 19926868), (13, 15328360), (20, 9963434), (26, 7664180), (37, 5385640), (40, 4981717), (52, 3832090), (65, 3065672), (74, 2692820), (104, 1916045), (130, 1532836), (148, 1346410), (185, 1077128), (260, 766418), (296, 673205), (370, 538564), (481, 414280), (520, 383209), (740, 269282), (962, 207140), (1480, 134641), (1924, 103570), (2405, 82856), (3848, 51785), (4810, 41428), (9620, 20714), (10357, 19240)]