49271560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4987}}^1$

素因数の和:5030

約数の個数: 64

約数和(自身を含む): 125697600

約数和(自身を除く): 76426040

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 4987, 9880, 9974, 19948, 24935, 39896, 49870, 64831, 94753, 99740, 129662, 189506, 199480, 259324, 324155, 379012, 473765, 518648, 648310, 758024, 947530, 1231789, 1296620, 1895060, 2463578, 2593240, 3790120, 4927156, 6158945, 9854312, 12317890, 24635780, 49271560]

約数ペア:

[(1, 49271560), (2, 24635780), (4, 12317890), (5, 9854312), (8, 6158945), (10, 4927156), (13, 3790120), (19, 2593240), (20, 2463578), (26, 1895060), (38, 1296620), (40, 1231789), (52, 947530), (65, 758024), (76, 648310), (95, 518648), (104, 473765), (130, 379012), (152, 324155), (190, 259324), (247, 199480), (260, 189506), (380, 129662), (494, 99740), (520, 94753), (760, 64831), (988, 49870), (1235, 39896), (1976, 24935), (2470, 19948), (4940, 9974), (4987, 9880)]