72507460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1429}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 158558400

約数和(自身を除く): 86050940

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 860, 1180, 1429, 2537, 2858, 5074, 5716, 7145, 10148, 12685, 14290, 25370, 28580, 50740, 61447, 84311, 122894, 168622, 245788, 307235, 337244, 421555, 614470, 843110, 1228940, 1686220, 3625373, 7250746, 14501492, 18126865, 36253730, 72507460]

約数ペア:

[(1, 72507460), (2, 36253730), (4, 18126865), (5, 14501492), (10, 7250746), (20, 3625373), (43, 1686220), (59, 1228940), (86, 843110), (118, 614470), (172, 421555), (215, 337244), (236, 307235), (295, 245788), (430, 168622), (590, 122894), (860, 84311), (1180, 61447), (1429, 50740), (2537, 28580), (2858, 25370), (5074, 14290), (5716, 12685), (7145, 10148)]