12542783900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1213}}^1\times {\mathrm{1951}}^1$

素因数の和:3231

約数の個数: 72

約数和(自身を含む): 27768472704

約数和(自身を除く): 15225688804

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1213, 1325, 1951, 2426, 2650, 3902, 4852, 5300, 6065, 7804, 9755, 12130, 19510, 24260, 30325, 39020, 48775, 60650, 64289, 97550, 103403, 121300, 128578, 195100, 206806, 257156, 321445, 413612, 517015, 642890, 1034030, 1285780, 1607225, 2068060, 2366563, 2585075, 3214450, 4733126, 5170150, 6428900, 9466252, 10340300, 11832815, 23665630, 47331260, 59164075, 118328150, 125427839, 236656300, 250855678, 501711356, 627139195, 1254278390, 2508556780, 3135695975, 6271391950, 12542783900]

約数ペア:

[(1, 12542783900), (2, 6271391950), (4, 3135695975), (5, 2508556780), (10, 1254278390), (20, 627139195), (25, 501711356), (50, 250855678), (53, 236656300), (100, 125427839), (106, 118328150), (212, 59164075), (265, 47331260), (530, 23665630), (1060, 11832815), (1213, 10340300), (1325, 9466252), (1951, 6428900), (2426, 5170150), (2650, 4733126), (3902, 3214450), (4852, 2585075), (5300, 2366563), (6065, 2068060), (7804, 1607225), (9755, 1285780), (12130, 1034030), (19510, 642890), (24260, 517015), (30325, 413612), (39020, 321445), (48775, 257156), (60650, 206806), (64289, 195100), (97550, 128578), (103403, 121300)]