142019939900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1483}}^1\times {\mathrm{22271}}^1$

素因数の和:23811

約数の個数: 72

約数和(自身を含む): 315577135104

約数和(自身を除く): 173557195204

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 1483, 2150, 2966, 4300, 5932, 7415, 14830, 22271, 29660, 37075, 44542, 63769, 74150, 89084, 111355, 127538, 148300, 222710, 255076, 318845, 445420, 556775, 637690, 957653, 1113550, 1275380, 1594225, 1915306, 2227100, 3188450, 3830612, 4788265, 6376900, 9576530, 19153060, 23941325, 33027893, 47882650, 66055786, 95765300, 132111572, 165139465, 330278930, 660557860, 825697325, 1420199399, 1651394650, 2840398798, 3302789300, 5680797596, 7100996995, 14201993990, 28403987980, 35504984975, 71009969950, 142019939900]

約数ペア:

[(1, 142019939900), (2, 71009969950), (4, 35504984975), (5, 28403987980), (10, 14201993990), (20, 7100996995), (25, 5680797596), (43, 3302789300), (50, 2840398798), (86, 1651394650), (100, 1420199399), (172, 825697325), (215, 660557860), (430, 330278930), (860, 165139465), (1075, 132111572), (1483, 95765300), (2150, 66055786), (2966, 47882650), (4300, 33027893), (5932, 23941325), (7415, 19153060), (14830, 9576530), (22271, 6376900), (29660, 4788265), (37075, 3830612), (44542, 3188450), (63769, 2227100), (74150, 1915306), (89084, 1594225), (111355, 1275380), (127538, 1113550), (148300, 957653), (222710, 637690), (255076, 556775), (318845, 445420)]