74628100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 171739008

約数和(自身を除く): 97110908

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 71, 92, 100, 115, 142, 230, 284, 355, 457, 460, 575, 710, 914, 1150, 1420, 1633, 1775, 1828, 2285, 2300, 3266, 3550, 4570, 6532, 7100, 8165, 9140, 10511, 11425, 16330, 21022, 22850, 32447, 32660, 40825, 42044, 45700, 52555, 64894, 81650, 105110, 129788, 162235, 163300, 210220, 262775, 324470, 525550, 648940, 746281, 811175, 1051100, 1492562, 1622350, 2985124, 3244700, 3731405, 7462810, 14925620, 18657025, 37314050, 74628100]

約数ペア:

[(1, 74628100), (2, 37314050), (4, 18657025), (5, 14925620), (10, 7462810), (20, 3731405), (23, 3244700), (25, 2985124), (46, 1622350), (50, 1492562), (71, 1051100), (92, 811175), (100, 746281), (115, 648940), (142, 525550), (230, 324470), (284, 262775), (355, 210220), (457, 163300), (460, 162235), (575, 129788), (710, 105110), (914, 81650), (1150, 64894), (1420, 52555), (1633, 45700), (1775, 42044), (1828, 40825), (2285, 32660), (2300, 32447), (3266, 22850), (3550, 21022), (4570, 16330), (6532, 11425), (7100, 10511), (8165, 9140)]