99199980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{50101}}^1$

素因数の和:50127

約数の個数: 72

約数和(自身を含む): 328268304

約数和(自身を除く): 229068324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 50101, 100202, 150303, 200404, 250505, 300606, 450909, 501010, 551111, 601212, 751515, 901818, 1002020, 1102222, 1503030, 1653333, 1803636, 2204444, 2254545, 2755555, 3006060, 3306666, 4509090, 4959999, 5511110, 6613332, 8266665, 9018180, 9919998, 11022220, 16533330, 19839996, 24799995, 33066660, 49599990, 99199980]

約数ペア:

[(1, 99199980), (2, 49599990), (3, 33066660), (4, 24799995), (5, 19839996), (6, 16533330), (9, 11022220), (10, 9919998), (11, 9018180), (12, 8266665), (15, 6613332), (18, 5511110), (20, 4959999), (22, 4509090), (30, 3306666), (33, 3006060), (36, 2755555), (44, 2254545), (45, 2204444), (55, 1803636), (60, 1653333), (66, 1503030), (90, 1102222), (99, 1002020), (110, 901818), (132, 751515), (165, 601212), (180, 551111), (198, 501010), (220, 450909), (330, 300606), (396, 250505), (495, 200404), (660, 150303), (990, 100202), (1980, 50101)]