61583720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2178

約数の個数: 64

約数和(自身を含む): 153489600

約数和(自身を除く): 91905880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2089, 2680, 2948, 3685, 4178, 5896, 7370, 8356, 10445, 14740, 16712, 20890, 22979, 29480, 41780, 45958, 83560, 91916, 114895, 139963, 183832, 229790, 279926, 459580, 559852, 699815, 919160, 1119704, 1399630, 1539593, 2799260, 3079186, 5598520, 6158372, 7697965, 12316744, 15395930, 30791860, 61583720]

約数ペア:

[(1, 61583720), (2, 30791860), (4, 15395930), (5, 12316744), (8, 7697965), (10, 6158372), (11, 5598520), (20, 3079186), (22, 2799260), (40, 1539593), (44, 1399630), (55, 1119704), (67, 919160), (88, 699815), (110, 559852), (134, 459580), (220, 279926), (268, 229790), (335, 183832), (440, 139963), (536, 114895), (670, 91916), (737, 83560), (1340, 45958), (1474, 41780), (2089, 29480), (2680, 22979), (2948, 20890), (3685, 16712), (4178, 14740), (5896, 10445), (7370, 8356)]