157210400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4793}}^1$

素因数の和:4854

約数の個数: 72

約数和(自身を含む): 393232644

約数和(自身を除く): 236022244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2050, 3280, 4100, 4793, 6560, 8200, 9586, 16400, 19172, 23965, 32800, 38344, 47930, 76688, 95860, 119825, 153376, 191720, 196513, 239650, 383440, 393026, 479300, 766880, 786052, 958600, 982565, 1572104, 1917200, 1965130, 3144208, 3834400, 3930260, 4912825, 6288416, 7860520, 9825650, 15721040, 19651300, 31442080, 39302600, 78605200, 157210400]

約数ペア:

[(1, 157210400), (2, 78605200), (4, 39302600), (5, 31442080), (8, 19651300), (10, 15721040), (16, 9825650), (20, 7860520), (25, 6288416), (32, 4912825), (40, 3930260), (41, 3834400), (50, 3144208), (80, 1965130), (82, 1917200), (100, 1572104), (160, 982565), (164, 958600), (200, 786052), (205, 766880), (328, 479300), (400, 393026), (410, 383440), (656, 239650), (800, 196513), (820, 191720), (1025, 153376), (1312, 119825), (1640, 95860), (2050, 76688), (3280, 47930), (4100, 38344), (4793, 32800), (6560, 23965), (8200, 19172), (9586, 16400)]