30918225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 57982400

約数和(自身を除く): 27064175

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 741, 975, 1235, 1425, 1669, 3705, 5007, 6175, 8345, 18525, 21697, 25035, 31711, 41725, 65091, 95133, 108485, 125175, 158555, 325455, 412243, 475665, 542425, 792775, 1236729, 1627275, 2061215, 2378325, 6183645, 10306075, 30918225]

約数ペア:

[(1, 30918225), (3, 10306075), (5, 6183645), (13, 2378325), (15, 2061215), (19, 1627275), (25, 1236729), (39, 792775), (57, 542425), (65, 475665), (75, 412243), (95, 325455), (195, 158555), (247, 125175), (285, 108485), (325, 95133), (475, 65091), (741, 41725), (975, 31711), (1235, 25035), (1425, 21697), (1669, 18525), (3705, 8345), (5007, 6175)]