77889550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 153740160

約数和(自身を除く): 75850610

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 163, 190, 326, 475, 503, 815, 950, 1006, 1630, 2515, 3097, 4075, 5030, 6194, 8150, 9557, 12575, 15485, 19114, 25150, 30970, 47785, 77425, 81989, 95570, 154850, 163978, 238925, 409945, 477850, 819890, 1557791, 2049725, 3115582, 4099450, 7788955, 15577910, 38944775, 77889550]

約数ペア:

[(1, 77889550), (2, 38944775), (5, 15577910), (10, 7788955), (19, 4099450), (25, 3115582), (38, 2049725), (50, 1557791), (95, 819890), (163, 477850), (190, 409945), (326, 238925), (475, 163978), (503, 154850), (815, 95570), (950, 81989), (1006, 77425), (1630, 47785), (2515, 30970), (3097, 25150), (4075, 19114), (5030, 15485), (6194, 12575), (8150, 9557)]