61481200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 163985040

約数和(自身を除く): 102503840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 89, 100, 110, 157, 176, 178, 200, 220, 275, 314, 356, 400, 440, 445, 550, 628, 712, 785, 880, 890, 979, 1100, 1256, 1424, 1570, 1727, 1780, 1958, 2200, 2225, 2512, 3140, 3454, 3560, 3916, 3925, 4400, 4450, 4895, 6280, 6908, 7120, 7832, 7850, 8635, 8900, 9790, 12560, 13816, 13973, 15664, 15700, 17270, 17800, 19580, 24475, 27632, 27946, 31400, 34540, 35600, 39160, 43175, 48950, 55892, 62800, 69080, 69865, 78320, 86350, 97900, 111784, 138160, 139730, 153703, 172700, 195800, 223568, 279460, 307406, 345400, 349325, 391600, 558920, 614812, 690800, 698650, 768515, 1117840, 1229624, 1397300, 1537030, 2459248, 2794600, 3074060, 3842575, 5589200, 6148120, 7685150, 12296240, 15370300, 30740600, 61481200]

約数ペア:

[(1, 61481200), (2, 30740600), (4, 15370300), (5, 12296240), (8, 7685150), (10, 6148120), (11, 5589200), (16, 3842575), (20, 3074060), (22, 2794600), (25, 2459248), (40, 1537030), (44, 1397300), (50, 1229624), (55, 1117840), (80, 768515), (88, 698650), (89, 690800), (100, 614812), (110, 558920), (157, 391600), (176, 349325), (178, 345400), (200, 307406), (220, 279460), (275, 223568), (314, 195800), (356, 172700), (400, 153703), (440, 139730), (445, 138160), (550, 111784), (628, 97900), (712, 86350), (785, 78320), (880, 69865), (890, 69080), (979, 62800), (1100, 55892), (1256, 48950), (1424, 43175), (1570, 39160), (1727, 35600), (1780, 34540), (1958, 31400), (2200, 27946), (2225, 27632), (2512, 24475), (3140, 19580), (3454, 17800), (3560, 17270), (3916, 15700), (3925, 15664), (4400, 13973), (4450, 13816), (4895, 12560), (6280, 9790), (6908, 8900), (7120, 8635), (7832, 7850)]