888944450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2897}}^1$

素因数の和:2964

約数の個数: 72

約数和(自身を含む): 1848327012

約数和(自身を除く): 959382562

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 323, 361, 425, 475, 646, 722, 850, 950, 1615, 1805, 2897, 3230, 3610, 5794, 6137, 8075, 9025, 12274, 14485, 16150, 18050, 28970, 30685, 49249, 55043, 61370, 72425, 98498, 110086, 144850, 153425, 246245, 275215, 306850, 492490, 550430, 935731, 1045817, 1231225, 1376075, 1871462, 2091634, 2462450, 2752150, 4678655, 5229085, 9357310, 10458170, 17778889, 23393275, 26145425, 35557778, 46786550, 52290850, 88894445, 177788890, 444472225, 888944450]

約数ペア:

[(1, 888944450), (2, 444472225), (5, 177788890), (10, 88894445), (17, 52290850), (19, 46786550), (25, 35557778), (34, 26145425), (38, 23393275), (50, 17778889), (85, 10458170), (95, 9357310), (170, 5229085), (190, 4678655), (323, 2752150), (361, 2462450), (425, 2091634), (475, 1871462), (646, 1376075), (722, 1231225), (850, 1045817), (950, 935731), (1615, 550430), (1805, 492490), (2897, 306850), (3230, 275215), (3610, 246245), (5794, 153425), (6137, 144850), (8075, 110086), (9025, 98498), (12274, 72425), (14485, 61370), (16150, 55043), (18050, 49249), (28970, 30685)]