2252925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 4642560

約数和(自身を除く): 2389635

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 31, 45, 51, 57, 75, 85, 93, 95, 153, 155, 171, 225, 255, 279, 285, 323, 425, 465, 475, 527, 589, 765, 775, 855, 969, 1275, 1395, 1425, 1581, 1615, 1767, 2325, 2635, 2907, 2945, 3825, 4275, 4743, 4845, 5301, 6975, 7905, 8075, 8835, 10013, 13175, 14535, 14725, 23715, 24225, 26505, 30039, 39525, 44175, 50065, 72675, 90117, 118575, 132525, 150195, 250325, 450585, 750975, 2252925]

約数ペア:

[(1, 2252925), (3, 750975), (5, 450585), (9, 250325), (15, 150195), (17, 132525), (19, 118575), (25, 90117), (31, 72675), (45, 50065), (51, 44175), (57, 39525), (75, 30039), (85, 26505), (93, 24225), (95, 23715), (153, 14725), (155, 14535), (171, 13175), (225, 10013), (255, 8835), (279, 8075), (285, 7905), (323, 6975), (425, 5301), (465, 4845), (475, 4743), (527, 4275), (589, 3825), (765, 2945), (775, 2907), (855, 2635), (969, 2325), (1275, 1767), (1395, 1615), (1425, 1581)]