25501365

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 48660480

約数和(自身を除く): 23159115

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 115, 129, 135, 191, 207, 215, 345, 387, 573, 621, 645, 955, 989, 1035, 1161, 1719, 1935, 2865, 2967, 3105, 4393, 4945, 5157, 5805, 8213, 8595, 8901, 13179, 14835, 21965, 24639, 25785, 26703, 39537, 41065, 44505, 65895, 73917, 118611, 123195, 133515, 188899, 197685, 221751, 369585, 566697, 593055, 944495, 1108755, 1700091, 2833485, 5100273, 8500455, 25501365]

約数ペア:

[(1, 25501365), (3, 8500455), (5, 5100273), (9, 2833485), (15, 1700091), (23, 1108755), (27, 944495), (43, 593055), (45, 566697), (69, 369585), (115, 221751), (129, 197685), (135, 188899), (191, 133515), (207, 123195), (215, 118611), (345, 73917), (387, 65895), (573, 44505), (621, 41065), (645, 39537), (955, 26703), (989, 25785), (1035, 24639), (1161, 21965), (1719, 14835), (1935, 13179), (2865, 8901), (2967, 8595), (3105, 8213), (4393, 5805), (4945, 5157)]