80317750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 162901440

約数和(自身を除く): 82583690

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 125, 185, 190, 250, 370, 457, 475, 703, 914, 925, 950, 1406, 1850, 2285, 2375, 3515, 4570, 4625, 4750, 7030, 8683, 9250, 11425, 16909, 17366, 17575, 22850, 33818, 35150, 43415, 57125, 84545, 86830, 87875, 114250, 169090, 175750, 217075, 321271, 422725, 434150, 642542, 845450, 1085375, 1606355, 2113625, 2170750, 3212710, 4227250, 8031775, 16063550, 40158875, 80317750]

約数ペア:

[(1, 80317750), (2, 40158875), (5, 16063550), (10, 8031775), (19, 4227250), (25, 3212710), (37, 2170750), (38, 2113625), (50, 1606355), (74, 1085375), (95, 845450), (125, 642542), (185, 434150), (190, 422725), (250, 321271), (370, 217075), (457, 175750), (475, 169090), (703, 114250), (914, 87875), (925, 86830), (950, 84545), (1406, 57125), (1850, 43415), (2285, 35150), (2375, 33818), (3515, 22850), (4570, 17575), (4625, 17366), (4750, 16909), (7030, 11425), (8683, 9250)]