331297775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 452352000

約数和(自身を除く): 121054225

約数列:

[1, 5, 19, 25, 31, 95, 149, 151, 155, 475, 589, 745, 755, 775, 2831, 2869, 2945, 3725, 3775, 4619, 4681, 14155, 14345, 14725, 22499, 23095, 23405, 70775, 71725, 87761, 88939, 112495, 115475, 117025, 427481, 438805, 444695, 562475, 697469, 2137405, 2194025, 2223475, 3487345, 10687025, 13251911, 17436725, 66259555, 331297775]

約数ペア:

[(1, 331297775), (5, 66259555), (19, 17436725), (25, 13251911), (31, 10687025), (95, 3487345), (149, 2223475), (151, 2194025), (155, 2137405), (475, 697469), (589, 562475), (745, 444695), (755, 438805), (775, 427481), (2831, 117025), (2869, 115475), (2945, 112495), (3725, 88939), (3775, 87761), (4619, 71725), (4681, 70775), (14155, 23405), (14345, 23095), (14725, 22499)]