199696315

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^3\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 308448000

約数和(自身を除く): 108751685

約数列:

[1, 5, 7, 13, 35, 49, 53, 65, 91, 169, 245, 265, 343, 371, 455, 637, 689, 845, 1183, 1715, 1855, 2197, 2597, 3185, 3445, 4459, 4823, 5915, 8281, 8957, 10985, 12985, 15379, 18179, 22295, 24115, 33761, 41405, 44785, 57967, 62699, 76895, 90895, 107653, 116441, 168805, 236327, 289835, 313495, 438893, 538265, 582205, 753571, 815087, 1181635, 2194465, 3072251, 3767855, 4075435, 5705609, 15361255, 28528045, 39939263, 199696315]

約数ペア:

[(1, 199696315), (5, 39939263), (7, 28528045), (13, 15361255), (35, 5705609), (49, 4075435), (53, 3767855), (65, 3072251), (91, 2194465), (169, 1181635), (245, 815087), (265, 753571), (343, 582205), (371, 538265), (455, 438893), (637, 313495), (689, 289835), (845, 236327), (1183, 168805), (1715, 116441), (1855, 107653), (2197, 90895), (2597, 76895), (3185, 62699), (3445, 57967), (4459, 44785), (4823, 41405), (5915, 33761), (8281, 24115), (8957, 22295), (10985, 18179), (12985, 15379)]