28696150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 61496064

約数和(自身を除く): 32799914

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 163, 175, 326, 350, 503, 815, 1006, 1141, 1630, 2282, 2515, 3521, 4075, 5030, 5705, 7042, 8150, 11410, 12575, 17605, 25150, 28525, 35210, 57050, 81989, 88025, 163978, 176050, 409945, 573923, 819890, 1147846, 2049725, 2869615, 4099450, 5739230, 14348075, 28696150]

約数ペア:

[(1, 28696150), (2, 14348075), (5, 5739230), (7, 4099450), (10, 2869615), (14, 2049725), (25, 1147846), (35, 819890), (50, 573923), (70, 409945), (163, 176050), (175, 163978), (326, 88025), (350, 81989), (503, 57050), (815, 35210), (1006, 28525), (1141, 25150), (1630, 17605), (2282, 12575), (2515, 11410), (3521, 8150), (4075, 7042), (5030, 5705)]