388540700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{607}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 872360832

約数和(自身を除く): 483820132

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 173, 185, 346, 370, 607, 692, 740, 865, 925, 1214, 1730, 1850, 2428, 3035, 3460, 3700, 4325, 6070, 6401, 8650, 12140, 12802, 15175, 17300, 22459, 25604, 30350, 32005, 44918, 60700, 64010, 89836, 105011, 112295, 128020, 160025, 210022, 224590, 320050, 420044, 449180, 525055, 561475, 640100, 1050110, 1122950, 2100220, 2245900, 2625275, 3885407, 5250550, 7770814, 10501100, 15541628, 19427035, 38854070, 77708140, 97135175, 194270350, 388540700]

約数ペア:

[(1, 388540700), (2, 194270350), (4, 97135175), (5, 77708140), (10, 38854070), (20, 19427035), (25, 15541628), (37, 10501100), (50, 7770814), (74, 5250550), (100, 3885407), (148, 2625275), (173, 2245900), (185, 2100220), (346, 1122950), (370, 1050110), (607, 640100), (692, 561475), (740, 525055), (865, 449180), (925, 420044), (1214, 320050), (1730, 224590), (1850, 210022), (2428, 160025), (3035, 128020), (3460, 112295), (3700, 105011), (4325, 89836), (6070, 64010), (6401, 60700), (8650, 44918), (12140, 32005), (12802, 30350), (15175, 25604), (17300, 22459)]