139804730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 283143168

約数和(自身を除く): 143338438

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 113, 130, 155, 226, 307, 310, 403, 565, 614, 806, 1130, 1469, 1535, 2015, 2938, 3070, 3503, 3991, 4030, 7006, 7345, 7982, 9517, 14690, 17515, 19034, 19955, 34691, 35030, 39910, 45539, 47585, 69382, 91078, 95170, 123721, 173455, 227695, 247442, 346910, 450983, 455390, 618605, 901966, 1075421, 1237210, 2150842, 2254915, 4509830, 5377105, 10754210, 13980473, 27960946, 69902365, 139804730]

約数ペア:

[(1, 139804730), (2, 69902365), (5, 27960946), (10, 13980473), (13, 10754210), (26, 5377105), (31, 4509830), (62, 2254915), (65, 2150842), (113, 1237210), (130, 1075421), (155, 901966), (226, 618605), (307, 455390), (310, 450983), (403, 346910), (565, 247442), (614, 227695), (806, 173455), (1130, 123721), (1469, 95170), (1535, 91078), (2015, 69382), (2938, 47585), (3070, 45539), (3503, 39910), (3991, 35030), (4030, 34691), (7006, 19955), (7345, 19034), (7982, 17515), (9517, 14690)]