71750455

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 40223945

約数列:

[1, 5, 7, 17, 23, 35, 49, 85, 107, 115, 119, 161, 245, 343, 391, 535, 595, 749, 805, 833, 1127, 1715, 1819, 1955, 2461, 2737, 3745, 4165, 5243, 5635, 5831, 7889, 9095, 12305, 12733, 13685, 17227, 19159, 26215, 29155, 36701, 39445, 41837, 63665, 86135, 89131, 95795, 120589, 134113, 183505, 209185, 292859, 445655, 602945, 623917, 670565, 844123, 1464295, 2050013, 3119585, 4220615, 10250065, 14350091, 71750455]

約数ペア:

[(1, 71750455), (5, 14350091), (7, 10250065), (17, 4220615), (23, 3119585), (35, 2050013), (49, 1464295), (85, 844123), (107, 670565), (115, 623917), (119, 602945), (161, 445655), (245, 292859), (343, 209185), (391, 183505), (535, 134113), (595, 120589), (749, 95795), (805, 89131), (833, 86135), (1127, 63665), (1715, 41837), (1819, 39445), (1955, 36701), (2461, 29155), (2737, 26215), (3745, 19159), (4165, 17227), (5243, 13685), (5635, 12733), (5831, 12305), (7889, 9095)]