15672550120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{60869}}^1$

素因数の和:61078

約数の個数: 64

約数和(自身を含む): 36353998800

約数和(自身を除く): 20681448680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 157, 164, 205, 314, 328, 410, 628, 785, 820, 1256, 1570, 1640, 3140, 6280, 6437, 12874, 25748, 32185, 51496, 60869, 64370, 121738, 128740, 243476, 257480, 304345, 486952, 608690, 1217380, 2434760, 2495629, 4991258, 9556433, 9982516, 12478145, 19112866, 19965032, 24956290, 38225732, 47782165, 49912580, 76451464, 95564330, 99825160, 191128660, 382257320, 391813753, 783627506, 1567255012, 1959068765, 3134510024, 3918137530, 7836275060, 15672550120]

約数ペア:

[(1, 15672550120), (2, 7836275060), (4, 3918137530), (5, 3134510024), (8, 1959068765), (10, 1567255012), (20, 783627506), (40, 391813753), (41, 382257320), (82, 191128660), (157, 99825160), (164, 95564330), (205, 76451464), (314, 49912580), (328, 47782165), (410, 38225732), (628, 24956290), (785, 19965032), (820, 19112866), (1256, 12478145), (1570, 9982516), (1640, 9556433), (3140, 4991258), (6280, 2495629), (6437, 2434760), (12874, 1217380), (25748, 608690), (32185, 486952), (51496, 304345), (60869, 257480), (64370, 243476), (121738, 128740)]