84887630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 174726720

約数和(自身を除く): 89839090

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 41, 82, 85, 95, 170, 190, 205, 323, 410, 641, 646, 697, 779, 1282, 1394, 1558, 1615, 3205, 3230, 3485, 3895, 6410, 6970, 7790, 10897, 12179, 13243, 21794, 24358, 26281, 26486, 52562, 54485, 60895, 66215, 108970, 121790, 131405, 132430, 207043, 262810, 414086, 446777, 499339, 893554, 998678, 1035215, 2070430, 2233885, 2496695, 4467770, 4993390, 8488763, 16977526, 42443815, 84887630]

約数ペア:

[(1, 84887630), (2, 42443815), (5, 16977526), (10, 8488763), (17, 4993390), (19, 4467770), (34, 2496695), (38, 2233885), (41, 2070430), (82, 1035215), (85, 998678), (95, 893554), (170, 499339), (190, 446777), (205, 414086), (323, 262810), (410, 207043), (641, 132430), (646, 131405), (697, 121790), (779, 108970), (1282, 66215), (1394, 60895), (1558, 54485), (1615, 52562), (3205, 26486), (3230, 26281), (3485, 24358), (3895, 21794), (6410, 13243), (6970, 12179), (7790, 10897)]