71447200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 199112256

約数和(自身を除く): 127665056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 32, 40, 44, 46, 50, 55, 80, 88, 92, 100, 110, 115, 160, 176, 184, 200, 220, 230, 253, 275, 352, 353, 368, 400, 440, 460, 506, 550, 575, 706, 736, 800, 880, 920, 1012, 1100, 1150, 1265, 1412, 1760, 1765, 1840, 2024, 2200, 2300, 2530, 2824, 3530, 3680, 3883, 4048, 4400, 4600, 5060, 5648, 6325, 7060, 7766, 8096, 8119, 8800, 8825, 9200, 10120, 11296, 12650, 14120, 15532, 16238, 17650, 18400, 19415, 20240, 25300, 28240, 31064, 32476, 35300, 38830, 40480, 40595, 50600, 56480, 62128, 64952, 70600, 77660, 81190, 89309, 97075, 101200, 124256, 129904, 141200, 155320, 162380, 178618, 194150, 202400, 202975, 259808, 282400, 310640, 324760, 357236, 388300, 405950, 446545, 621280, 649520, 714472, 776600, 811900, 893090, 1299040, 1428944, 1553200, 1623800, 1786180, 2232725, 2857888, 3106400, 3247600, 3572360, 4465450, 6495200, 7144720, 8930900, 14289440, 17861800, 35723600, 71447200]

約数ペア:

[(1, 71447200), (2, 35723600), (4, 17861800), (5, 14289440), (8, 8930900), (10, 7144720), (11, 6495200), (16, 4465450), (20, 3572360), (22, 3247600), (23, 3106400), (25, 2857888), (32, 2232725), (40, 1786180), (44, 1623800), (46, 1553200), (50, 1428944), (55, 1299040), (80, 893090), (88, 811900), (92, 776600), (100, 714472), (110, 649520), (115, 621280), (160, 446545), (176, 405950), (184, 388300), (200, 357236), (220, 324760), (230, 310640), (253, 282400), (275, 259808), (352, 202975), (353, 202400), (368, 194150), (400, 178618), (440, 162380), (460, 155320), (506, 141200), (550, 129904), (575, 124256), (706, 101200), (736, 97075), (800, 89309), (880, 81190), (920, 77660), (1012, 70600), (1100, 64952), (1150, 62128), (1265, 56480), (1412, 50600), (1760, 40595), (1765, 40480), (1840, 38830), (2024, 35300), (2200, 32476), (2300, 31064), (2530, 28240), (2824, 25300), (3530, 20240), (3680, 19415), (3883, 18400), (4048, 17650), (4400, 16238), (4600, 15532), (5060, 14120), (5648, 12650), (6325, 11296), (7060, 10120), (7766, 9200), (8096, 8825), (8119, 8800)]