72198752

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1111

約数の個数: 48

約数和(自身を含む): 148885632

約数和(自身を除く): 76686880

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 73, 124, 146, 248, 292, 496, 584, 992, 997, 1168, 1994, 2263, 2336, 3988, 4526, 7976, 9052, 15952, 18104, 30907, 31904, 36208, 61814, 72416, 72781, 123628, 145562, 247256, 291124, 494512, 582248, 989024, 1164496, 2256211, 2328992, 4512422, 9024844, 18049688, 36099376, 72198752]

約数ペア:

[(1, 72198752), (2, 36099376), (4, 18049688), (8, 9024844), (16, 4512422), (31, 2328992), (32, 2256211), (62, 1164496), (73, 989024), (124, 582248), (146, 494512), (248, 291124), (292, 247256), (496, 145562), (584, 123628), (992, 72781), (997, 72416), (1168, 61814), (1994, 36208), (2263, 31904), (2336, 30907), (3988, 18104), (4526, 15952), (7976, 9052)]