2021174550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{9001}}^1$

素因数の和:9518

約数の個数: 72

約数和(自身を含む): 5441709000

約数和(自身を除く): 3420534450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 499, 998, 1497, 2495, 2994, 4491, 4990, 7485, 8982, 9001, 12475, 14970, 18002, 22455, 24950, 27003, 37425, 44910, 45005, 54006, 74850, 81009, 90010, 112275, 135015, 162018, 224550, 225025, 270030, 405045, 450050, 675075, 810090, 1350150, 2025225, 4050450, 4491499, 8982998, 13474497, 22457495, 26948994, 40423491, 44914990, 67372485, 80846982, 112287475, 134744970, 202117455, 224574950, 336862425, 404234910, 673724850, 1010587275, 2021174550]

約数ペア:

[(1, 2021174550), (2, 1010587275), (3, 673724850), (5, 404234910), (6, 336862425), (9, 224574950), (10, 202117455), (15, 134744970), (18, 112287475), (25, 80846982), (30, 67372485), (45, 44914990), (50, 40423491), (75, 26948994), (90, 22457495), (150, 13474497), (225, 8982998), (450, 4491499), (499, 4050450), (998, 2025225), (1497, 1350150), (2495, 810090), (2994, 675075), (4491, 450050), (4990, 405045), (7485, 270030), (8982, 225025), (9001, 224550), (12475, 162018), (14970, 135015), (18002, 112275), (22455, 90010), (24950, 81009), (27003, 74850), (37425, 54006), (44910, 45005)]