89900685

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1712

約数の個数: 80

約数和(自身を含む): 193987200

約数和(自身を除く): 104086515

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 81, 95, 105, 133, 135, 171, 189, 285, 315, 399, 405, 513, 567, 665, 855, 945, 1197, 1539, 1669, 1995, 2565, 2835, 3591, 5007, 5985, 7695, 8345, 10773, 11683, 15021, 17955, 25035, 31711, 35049, 45063, 53865, 58415, 75105, 95133, 105147, 135189, 158555, 175245, 221977, 225315, 285399, 315441, 475665, 525735, 665931, 675945, 856197, 946323, 1109885, 1426995, 1577205, 1997793, 2568591, 3329655, 4280985, 4731615, 5993379, 9988965, 12842955, 17980137, 29966895, 89900685]

約数ペア:

[(1, 89900685), (3, 29966895), (5, 17980137), (7, 12842955), (9, 9988965), (15, 5993379), (19, 4731615), (21, 4280985), (27, 3329655), (35, 2568591), (45, 1997793), (57, 1577205), (63, 1426995), (81, 1109885), (95, 946323), (105, 856197), (133, 675945), (135, 665931), (171, 525735), (189, 475665), (285, 315441), (315, 285399), (399, 225315), (405, 221977), (513, 175245), (567, 158555), (665, 135189), (855, 105147), (945, 95133), (1197, 75105), (1539, 58415), (1669, 53865), (1995, 45063), (2565, 35049), (2835, 31711), (3591, 25035), (5007, 17955), (5985, 15021), (7695, 11683), (8345, 10773)]