71220100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1433}}^1$

素因数の和:1525

約数の個数: 72

約数和(自身を含む): 179238528

約数和(自身を除く): 108018428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1433, 1775, 1988, 2485, 2866, 3550, 4970, 5732, 7100, 7165, 9940, 10031, 12425, 14330, 20062, 24850, 28660, 35825, 40124, 49700, 50155, 71650, 100310, 101743, 143300, 200620, 203486, 250775, 406972, 501550, 508715, 712201, 1003100, 1017430, 1424402, 2034860, 2543575, 2848804, 3561005, 5087150, 7122010, 10174300, 14244020, 17805025, 35610050, 71220100]

約数ペア:

[(1, 71220100), (2, 35610050), (4, 17805025), (5, 14244020), (7, 10174300), (10, 7122010), (14, 5087150), (20, 3561005), (25, 2848804), (28, 2543575), (35, 2034860), (50, 1424402), (70, 1017430), (71, 1003100), (100, 712201), (140, 508715), (142, 501550), (175, 406972), (284, 250775), (350, 203486), (355, 200620), (497, 143300), (700, 101743), (710, 100310), (994, 71650), (1420, 50155), (1433, 49700), (1775, 40124), (1988, 35825), (2485, 28660), (2866, 24850), (3550, 20062), (4970, 14330), (5732, 12425), (7100, 10031), (7165, 9940)]