42754900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 97084064

約数和(自身を除く): 54329164

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 61, 86, 100, 122, 163, 172, 215, 244, 305, 326, 430, 610, 652, 815, 860, 1075, 1220, 1525, 1630, 2150, 2623, 3050, 3260, 4075, 4300, 5246, 6100, 7009, 8150, 9943, 10492, 13115, 14018, 16300, 19886, 26230, 28036, 35045, 39772, 49715, 52460, 65575, 70090, 99430, 131150, 140180, 175225, 198860, 248575, 262300, 350450, 427549, 497150, 700900, 855098, 994300, 1710196, 2137745, 4275490, 8550980, 10688725, 21377450, 42754900]

約数ペア:

[(1, 42754900), (2, 21377450), (4, 10688725), (5, 8550980), (10, 4275490), (20, 2137745), (25, 1710196), (43, 994300), (50, 855098), (61, 700900), (86, 497150), (100, 427549), (122, 350450), (163, 262300), (172, 248575), (215, 198860), (244, 175225), (305, 140180), (326, 131150), (430, 99430), (610, 70090), (652, 65575), (815, 52460), (860, 49715), (1075, 39772), (1220, 35045), (1525, 28036), (1630, 26230), (2150, 19886), (2623, 16300), (3050, 14018), (3260, 13115), (4075, 10492), (4300, 9943), (5246, 8150), (6100, 7009)]