72649220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9791}}^1$

素因数の和:9860

約数の個数: 48

約数和(自身を含む): 177666048

約数和(自身を除く): 105016828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 9791, 19582, 39164, 48955, 68537, 97910, 137074, 195820, 274148, 342685, 518923, 685370, 1037846, 1370740, 2075692, 2594615, 3632461, 5189230, 7264922, 10378460, 14529844, 18162305, 36324610, 72649220]

約数ペア:

[(1, 72649220), (2, 36324610), (4, 18162305), (5, 14529844), (7, 10378460), (10, 7264922), (14, 5189230), (20, 3632461), (28, 2594615), (35, 2075692), (53, 1370740), (70, 1037846), (106, 685370), (140, 518923), (212, 342685), (265, 274148), (371, 195820), (530, 137074), (742, 97910), (1060, 68537), (1484, 48955), (1855, 39164), (3710, 19582), (7420, 9791)]