78137120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25703}}^1$

素因数の和:25737

約数の個数: 48

約数和(自身を含む): 194322240

約数和(自身を除く): 116185120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 25703, 51406, 102812, 128515, 205624, 257030, 411248, 488357, 514060, 822496, 976714, 1028120, 1953428, 2056240, 2441785, 3906856, 4112480, 4883570, 7813712, 9767140, 15627424, 19534280, 39068560, 78137120]

約数ペア:

[(1, 78137120), (2, 39068560), (4, 19534280), (5, 15627424), (8, 9767140), (10, 7813712), (16, 4883570), (19, 4112480), (20, 3906856), (32, 2441785), (38, 2056240), (40, 1953428), (76, 1028120), (80, 976714), (95, 822496), (152, 514060), (160, 488357), (190, 411248), (304, 257030), (380, 205624), (608, 128515), (760, 102812), (1520, 51406), (3040, 25703)]