221450900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8753}}^1$

素因数の和:8801

約数の個数: 72

約数和(自身を含む): 547089984

約数和(自身を除く): 325639084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2300, 2530, 5060, 6325, 8753, 12650, 17506, 25300, 35012, 43765, 87530, 96283, 175060, 192566, 201319, 218825, 385132, 402638, 437650, 481415, 805276, 875300, 962830, 1006595, 1925660, 2013190, 2214509, 2407075, 4026380, 4429018, 4814150, 5032975, 8858036, 9628300, 10065950, 11072545, 20131900, 22145090, 44290180, 55362725, 110725450, 221450900]

約数ペア:

[(1, 221450900), (2, 110725450), (4, 55362725), (5, 44290180), (10, 22145090), (11, 20131900), (20, 11072545), (22, 10065950), (23, 9628300), (25, 8858036), (44, 5032975), (46, 4814150), (50, 4429018), (55, 4026380), (92, 2407075), (100, 2214509), (110, 2013190), (115, 1925660), (220, 1006595), (230, 962830), (253, 875300), (275, 805276), (460, 481415), (506, 437650), (550, 402638), (575, 385132), (1012, 218825), (1100, 201319), (1150, 192566), (1265, 175060), (2300, 96283), (2530, 87530), (5060, 43765), (6325, 35012), (8753, 25300), (12650, 17506)]