30412850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:755

約数の個数: 48

約数和(自身を含む): 61871040

約数和(自身を除く): 31458190

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 659, 710, 923, 1318, 1775, 1846, 3295, 3550, 4615, 6590, 8567, 9230, 16475, 17134, 23075, 32950, 42835, 46150, 46789, 85670, 93578, 214175, 233945, 428350, 467890, 608257, 1169725, 1216514, 2339450, 3041285, 6082570, 15206425, 30412850]

約数ペア:

[(1, 30412850), (2, 15206425), (5, 6082570), (10, 3041285), (13, 2339450), (25, 1216514), (26, 1169725), (50, 608257), (65, 467890), (71, 428350), (130, 233945), (142, 214175), (325, 93578), (355, 85670), (650, 46789), (659, 46150), (710, 42835), (923, 32950), (1318, 23075), (1775, 17134), (1846, 16475), (3295, 9230), (3550, 8567), (4615, 6590)]