20066100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 58517088

約数和(自身を除く): 38450988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 211, 300, 317, 422, 633, 634, 844, 951, 1055, 1266, 1268, 1585, 1902, 2110, 2532, 3165, 3170, 3804, 4220, 4755, 5275, 6330, 6340, 7925, 9510, 10550, 12660, 15825, 15850, 19020, 21100, 23775, 31650, 31700, 47550, 63300, 66887, 95100, 133774, 200661, 267548, 334435, 401322, 668870, 802644, 1003305, 1337740, 1672175, 2006610, 3344350, 4013220, 5016525, 6688700, 10033050, 20066100]

約数ペア:

[(1, 20066100), (2, 10033050), (3, 6688700), (4, 5016525), (5, 4013220), (6, 3344350), (10, 2006610), (12, 1672175), (15, 1337740), (20, 1003305), (25, 802644), (30, 668870), (50, 401322), (60, 334435), (75, 267548), (100, 200661), (150, 133774), (211, 95100), (300, 66887), (317, 63300), (422, 47550), (633, 31700), (634, 31650), (844, 23775), (951, 21100), (1055, 19020), (1266, 15850), (1268, 15825), (1585, 12660), (1902, 10550), (2110, 9510), (2532, 7925), (3165, 6340), (3170, 6330), (3804, 5275), (4220, 4755)]