381668275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 524296800

約数和(自身を除く): 142628525

約数列:

[1, 5, 17, 25, 29, 85, 145, 173, 179, 425, 493, 725, 865, 895, 2465, 2941, 3043, 4325, 4475, 5017, 5191, 12325, 14705, 15215, 25085, 25955, 30967, 73525, 76075, 85289, 88247, 125425, 129775, 154835, 426445, 441235, 526439, 774175, 898043, 2132225, 2206175, 2632195, 4490215, 13160975, 15266731, 22451075, 76333655, 381668275]

約数ペア:

[(1, 381668275), (5, 76333655), (17, 22451075), (25, 15266731), (29, 13160975), (85, 4490215), (145, 2632195), (173, 2206175), (179, 2132225), (425, 898043), (493, 774175), (725, 526439), (865, 441235), (895, 426445), (2465, 154835), (2941, 129775), (3043, 125425), (4325, 88247), (4475, 85289), (5017, 76075), (5191, 73525), (12325, 30967), (14705, 25955), (15215, 25085)]