67455225

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 131539200

約数和(自身を除く): 64083975

約数列:

[1, 3, 5, 9, 15, 19, 25, 31, 45, 57, 75, 93, 95, 155, 171, 225, 279, 285, 465, 475, 509, 589, 775, 855, 1395, 1425, 1527, 1767, 2325, 2545, 2945, 4275, 4581, 5301, 6975, 7635, 8835, 9671, 12725, 14725, 15779, 22905, 26505, 29013, 38175, 44175, 47337, 48355, 78895, 87039, 114525, 132525, 142011, 145065, 236685, 241775, 299801, 394475, 435195, 710055, 725325, 899403, 1183425, 1499005, 2175975, 2698209, 3550275, 4497015, 7495025, 13491045, 22485075, 67455225]

約数ペア:

[(1, 67455225), (3, 22485075), (5, 13491045), (9, 7495025), (15, 4497015), (19, 3550275), (25, 2698209), (31, 2175975), (45, 1499005), (57, 1183425), (75, 899403), (93, 725325), (95, 710055), (155, 435195), (171, 394475), (225, 299801), (279, 241775), (285, 236685), (465, 145065), (475, 142011), (509, 132525), (589, 114525), (775, 87039), (855, 78895), (1395, 48355), (1425, 47337), (1527, 44175), (1767, 38175), (2325, 29013), (2545, 26505), (2945, 22905), (4275, 15779), (4581, 14725), (5301, 12725), (6975, 9671), (7635, 8835)]