90826900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 206486784

約数和(自身を除く): 115659884

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 83, 100, 124, 155, 166, 310, 332, 353, 415, 620, 706, 775, 830, 1412, 1550, 1660, 1765, 2075, 2573, 3100, 3530, 4150, 5146, 7060, 8300, 8825, 10292, 10943, 12865, 17650, 21886, 25730, 29299, 35300, 43772, 51460, 54715, 58598, 64325, 109430, 117196, 128650, 146495, 218860, 257300, 273575, 292990, 547150, 585980, 732475, 908269, 1094300, 1464950, 1816538, 2929900, 3633076, 4541345, 9082690, 18165380, 22706725, 45413450, 90826900]

約数ペア:

[(1, 90826900), (2, 45413450), (4, 22706725), (5, 18165380), (10, 9082690), (20, 4541345), (25, 3633076), (31, 2929900), (50, 1816538), (62, 1464950), (83, 1094300), (100, 908269), (124, 732475), (155, 585980), (166, 547150), (310, 292990), (332, 273575), (353, 257300), (415, 218860), (620, 146495), (706, 128650), (775, 117196), (830, 109430), (1412, 64325), (1550, 58598), (1660, 54715), (1765, 51460), (2075, 43772), (2573, 35300), (3100, 29299), (3530, 25730), (4150, 21886), (5146, 17650), (7060, 12865), (8300, 10943), (8825, 10292)]