25438600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 66781440

約数和(自身を除く): 41342840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 155, 200, 220, 248, 275, 310, 341, 373, 440, 550, 620, 682, 746, 775, 1100, 1240, 1364, 1492, 1550, 1705, 1865, 2200, 2728, 2984, 3100, 3410, 3730, 4103, 6200, 6820, 7460, 8206, 8525, 9325, 11563, 13640, 14920, 16412, 17050, 18650, 20515, 23126, 32824, 34100, 37300, 41030, 46252, 57815, 68200, 74600, 82060, 92504, 102575, 115630, 127193, 164120, 205150, 231260, 254386, 289075, 410300, 462520, 508772, 578150, 635965, 820600, 1017544, 1156300, 1271930, 2312600, 2543860, 3179825, 5087720, 6359650, 12719300, 25438600]

約数ペア:

[(1, 25438600), (2, 12719300), (4, 6359650), (5, 5087720), (8, 3179825), (10, 2543860), (11, 2312600), (20, 1271930), (22, 1156300), (25, 1017544), (31, 820600), (40, 635965), (44, 578150), (50, 508772), (55, 462520), (62, 410300), (88, 289075), (100, 254386), (110, 231260), (124, 205150), (155, 164120), (200, 127193), (220, 115630), (248, 102575), (275, 92504), (310, 82060), (341, 74600), (373, 68200), (440, 57815), (550, 46252), (620, 41030), (682, 37300), (746, 34100), (775, 32824), (1100, 23126), (1240, 20515), (1364, 18650), (1492, 17050), (1550, 16412), (1705, 14920), (1865, 13640), (2200, 11563), (2728, 9325), (2984, 8525), (3100, 8206), (3410, 7460), (3730, 6820), (4103, 6200)]