89900010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8999}}^1$

素因数の和:9052

約数の個数: 64

約数和(自身を含む): 246240000

約数和(自身を除く): 156339990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 8999, 9990, 17998, 26997, 44995, 53994, 80991, 89990, 134985, 161982, 242973, 269970, 332963, 404955, 485946, 665926, 809910, 998889, 1214865, 1664815, 1997778, 2429730, 2996667, 3329630, 4994445, 5993334, 8990001, 9988890, 14983335, 17980002, 29966670, 44950005, 89900010]

約数ペア:

[(1, 89900010), (2, 44950005), (3, 29966670), (5, 17980002), (6, 14983335), (9, 9988890), (10, 8990001), (15, 5993334), (18, 4994445), (27, 3329630), (30, 2996667), (37, 2429730), (45, 1997778), (54, 1664815), (74, 1214865), (90, 998889), (111, 809910), (135, 665926), (185, 485946), (222, 404955), (270, 332963), (333, 269970), (370, 242973), (555, 161982), (666, 134985), (999, 89990), (1110, 80991), (1665, 53994), (1998, 44995), (3330, 26997), (4995, 17998), (8999, 9990)]