28090500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 83411328

約数和(自身を除く): 55320828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 125, 150, 183, 244, 250, 300, 305, 307, 366, 375, 500, 610, 614, 732, 750, 915, 921, 1220, 1228, 1500, 1525, 1535, 1830, 1842, 3050, 3070, 3660, 3684, 4575, 4605, 6100, 6140, 7625, 7675, 9150, 9210, 15250, 15350, 18300, 18420, 18727, 22875, 23025, 30500, 30700, 37454, 38375, 45750, 46050, 56181, 74908, 76750, 91500, 92100, 93635, 112362, 115125, 153500, 187270, 224724, 230250, 280905, 374540, 460500, 468175, 561810, 936350, 1123620, 1404525, 1872700, 2340875, 2809050, 4681750, 5618100, 7022625, 9363500, 14045250, 28090500]

約数ペア:

[(1, 28090500), (2, 14045250), (3, 9363500), (4, 7022625), (5, 5618100), (6, 4681750), (10, 2809050), (12, 2340875), (15, 1872700), (20, 1404525), (25, 1123620), (30, 936350), (50, 561810), (60, 468175), (61, 460500), (75, 374540), (100, 280905), (122, 230250), (125, 224724), (150, 187270), (183, 153500), (244, 115125), (250, 112362), (300, 93635), (305, 92100), (307, 91500), (366, 76750), (375, 74908), (500, 56181), (610, 46050), (614, 45750), (732, 38375), (750, 37454), (915, 30700), (921, 30500), (1220, 23025), (1228, 22875), (1500, 18727), (1525, 18420), (1535, 18300), (1830, 15350), (1842, 15250), (3050, 9210), (3070, 9150), (3660, 7675), (3684, 7625), (4575, 6140), (4605, 6100)]