78867530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38851}}^1$

素因数の和:38894

約数の個数: 32

約数和(自身を含む): 167840640

約数和(自身を除く): 88973110

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 38851, 77702, 194255, 271957, 388510, 543914, 1126679, 1359785, 2253358, 2719570, 5633395, 7886753, 11266790, 15773506, 39433765, 78867530]

約数ペア:

[(1, 78867530), (2, 39433765), (5, 15773506), (7, 11266790), (10, 7886753), (14, 5633395), (29, 2719570), (35, 2253358), (58, 1359785), (70, 1126679), (145, 543914), (203, 388510), (290, 271957), (406, 194255), (1015, 77702), (2030, 38851)]