61037980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 132269760

約数和(自身を除く): 71231780

約数列:

[1, 2, 4, 5, 10, 20, 53, 89, 106, 178, 212, 265, 356, 445, 530, 647, 890, 1060, 1294, 1780, 2588, 3235, 4717, 6470, 9434, 12940, 18868, 23585, 34291, 47170, 57583, 68582, 94340, 115166, 137164, 171455, 230332, 287915, 342910, 575830, 685820, 1151660, 3051899, 6103798, 12207596, 15259495, 30518990, 61037980]

約数ペア:

[(1, 61037980), (2, 30518990), (4, 15259495), (5, 12207596), (10, 6103798), (20, 3051899), (53, 1151660), (89, 685820), (106, 575830), (178, 342910), (212, 287915), (265, 230332), (356, 171455), (445, 137164), (530, 115166), (647, 94340), (890, 68582), (1060, 57583), (1294, 47170), (1780, 34291), (2588, 23585), (3235, 18868), (4717, 12940), (6470, 9434)]