201036530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 395176320

約数和(自身を除く): 194139790

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 131, 190, 197, 205, 262, 394, 410, 655, 779, 985, 1310, 1558, 1970, 2489, 3743, 3895, 4978, 5371, 7486, 7790, 8077, 10742, 12445, 16154, 18715, 24890, 25807, 26855, 37430, 40385, 51614, 53710, 80770, 102049, 129035, 153463, 204098, 258070, 306926, 490333, 510245, 767315, 980666, 1020490, 1058087, 1534630, 2116174, 2451665, 4903330, 5290435, 10580870, 20103653, 40207306, 100518265, 201036530]

約数ペア:

[(1, 201036530), (2, 100518265), (5, 40207306), (10, 20103653), (19, 10580870), (38, 5290435), (41, 4903330), (82, 2451665), (95, 2116174), (131, 1534630), (190, 1058087), (197, 1020490), (205, 980666), (262, 767315), (394, 510245), (410, 490333), (655, 306926), (779, 258070), (985, 204098), (1310, 153463), (1558, 129035), (1970, 102049), (2489, 80770), (3743, 53710), (3895, 51614), (4978, 40385), (5371, 37430), (7486, 26855), (7790, 25807), (8077, 24890), (10742, 18715), (12445, 16154)]