49950004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 97796160

約数和(自身を除く): 47846156

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 89, 172, 178, 251, 356, 502, 559, 1004, 1118, 1157, 2236, 2314, 3263, 3827, 4628, 6526, 7654, 10793, 13052, 15308, 21586, 22339, 43172, 44678, 49751, 89356, 99502, 140309, 199004, 280618, 290407, 561236, 580814, 960577, 1161628, 1921154, 3842308, 12487501, 24975002, 49950004]

約数ペア:

[(1, 49950004), (2, 24975002), (4, 12487501), (13, 3842308), (26, 1921154), (43, 1161628), (52, 960577), (86, 580814), (89, 561236), (172, 290407), (178, 280618), (251, 199004), (356, 140309), (502, 99502), (559, 89356), (1004, 49751), (1118, 44678), (1157, 43172), (2236, 22339), (2314, 21586), (3263, 15308), (3827, 13052), (4628, 10793), (6526, 7654)]