32223880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 80640000

約数和(自身を除く): 48416120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 1999, 2015, 3224, 3998, 4030, 7996, 8060, 9995, 15992, 16120, 19990, 25987, 39980, 51974, 61969, 79960, 103948, 123938, 129935, 207896, 247876, 259870, 309845, 495752, 519740, 619690, 805597, 1039480, 1239380, 1611194, 2478760, 3222388, 4027985, 6444776, 8055970, 16111940, 32223880]

約数ペア:

[(1, 32223880), (2, 16111940), (4, 8055970), (5, 6444776), (8, 4027985), (10, 3222388), (13, 2478760), (20, 1611194), (26, 1239380), (31, 1039480), (40, 805597), (52, 619690), (62, 519740), (65, 495752), (104, 309845), (124, 259870), (130, 247876), (155, 207896), (248, 129935), (260, 123938), (310, 103948), (403, 79960), (520, 61969), (620, 51974), (806, 39980), (1240, 25987), (1612, 19990), (1999, 16120), (2015, 15992), (3224, 9995), (3998, 8060), (4030, 7996)]