72340970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2309}}^1$

素因数の和:2570

約数の個数: 32

約数和(自身を含む): 140873040

約数和(自身を除く): 68532070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 1205, 2309, 2410, 3133, 4618, 6266, 11545, 15665, 23090, 30017, 31330, 60034, 150085, 300170, 556469, 1112938, 2782345, 5564690, 7234097, 14468194, 36170485, 72340970]

約数ペア:

[(1, 72340970), (2, 36170485), (5, 14468194), (10, 7234097), (13, 5564690), (26, 2782345), (65, 1112938), (130, 556469), (241, 300170), (482, 150085), (1205, 60034), (2309, 31330), (2410, 30017), (3133, 23090), (4618, 15665), (6266, 11545)]