221874100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13781}}^1$

素因数の和:13825

約数の個数: 72

約数和(自身を含む): 574213248

約数和(自身を除く): 352339148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 13781, 16100, 27562, 55124, 68905, 96467, 137810, 192934, 275620, 316963, 344525, 385868, 482335, 633926, 689050, 964670, 1267852, 1378100, 1584815, 1929340, 2218741, 2411675, 3169630, 4437482, 4823350, 6339260, 7924075, 8874964, 9646700, 11093705, 15848150, 22187410, 31696300, 44374820, 55468525, 110937050, 221874100]

約数ペア:

[(1, 221874100), (2, 110937050), (4, 55468525), (5, 44374820), (7, 31696300), (10, 22187410), (14, 15848150), (20, 11093705), (23, 9646700), (25, 8874964), (28, 7924075), (35, 6339260), (46, 4823350), (50, 4437482), (70, 3169630), (92, 2411675), (100, 2218741), (115, 1929340), (140, 1584815), (161, 1378100), (175, 1267852), (230, 964670), (322, 689050), (350, 633926), (460, 482335), (575, 385868), (644, 344525), (700, 316963), (805, 275620), (1150, 192934), (1610, 137810), (2300, 96467), (3220, 68905), (4025, 55124), (8050, 27562), (13781, 16100)]