66017900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 158000304

約数和(自身を除く): 91982404

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1181, 1300, 2150, 2236, 2362, 2795, 4300, 4724, 5590, 5905, 11180, 11810, 13975, 15353, 23620, 27950, 29525, 30706, 50783, 55900, 59050, 61412, 76765, 101566, 118100, 153530, 203132, 253915, 307060, 383825, 507830, 660179, 767650, 1015660, 1269575, 1320358, 1535300, 2539150, 2640716, 3300895, 5078300, 6601790, 13203580, 16504475, 33008950, 66017900]

約数ペア:

[(1, 66017900), (2, 33008950), (4, 16504475), (5, 13203580), (10, 6601790), (13, 5078300), (20, 3300895), (25, 2640716), (26, 2539150), (43, 1535300), (50, 1320358), (52, 1269575), (65, 1015660), (86, 767650), (100, 660179), (130, 507830), (172, 383825), (215, 307060), (260, 253915), (325, 203132), (430, 153530), (559, 118100), (650, 101566), (860, 76765), (1075, 61412), (1118, 59050), (1181, 55900), (1300, 50783), (2150, 30706), (2236, 29525), (2362, 27950), (2795, 23620), (4300, 15353), (4724, 13975), (5590, 11810), (5905, 11180)]