38142080

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 92773080

約数和(自身を除く): 54631000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 977, 1220, 1952, 1954, 2440, 3904, 3908, 4880, 4885, 7808, 7816, 9760, 9770, 15632, 19520, 19540, 31264, 39040, 39080, 59597, 62528, 78160, 119194, 125056, 156320, 238388, 297985, 312640, 476776, 595970, 625280, 953552, 1191940, 1907104, 2383880, 3814208, 4767760, 7628416, 9535520, 19071040, 38142080]

約数ペア:

[(1, 38142080), (2, 19071040), (4, 9535520), (5, 7628416), (8, 4767760), (10, 3814208), (16, 2383880), (20, 1907104), (32, 1191940), (40, 953552), (61, 625280), (64, 595970), (80, 476776), (122, 312640), (128, 297985), (160, 238388), (244, 156320), (305, 125056), (320, 119194), (488, 78160), (610, 62528), (640, 59597), (976, 39080), (977, 39040), (1220, 31264), (1952, 19540), (1954, 19520), (2440, 15632), (3904, 9770), (3908, 9760), (4880, 7816), (4885, 7808)]