64625040

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{9973}}^1$

素因数の和:9998

約数の個数: 100

約数和(自身を含む): 224474844

約数和(自身を除く): 159849804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 9973, 19946, 29919, 39892, 49865, 59838, 79784, 89757, 99730, 119676, 149595, 159568, 179514, 199460, 239352, 269271, 299190, 359028, 398920, 448785, 478704, 538542, 598380, 718056, 797840, 807813, 897570, 1077084, 1196760, 1346355, 1436112, 1615626, 1795140, 2154168, 2393520, 2692710, 3231252, 3590280, 4039065, 4308336, 5385420, 6462504, 7180560, 8078130, 10770840, 12925008, 16156260, 21541680, 32312520, 64625040]

約数ペア:

[(1, 64625040), (2, 32312520), (3, 21541680), (4, 16156260), (5, 12925008), (6, 10770840), (8, 8078130), (9, 7180560), (10, 6462504), (12, 5385420), (15, 4308336), (16, 4039065), (18, 3590280), (20, 3231252), (24, 2692710), (27, 2393520), (30, 2154168), (36, 1795140), (40, 1615626), (45, 1436112), (48, 1346355), (54, 1196760), (60, 1077084), (72, 897570), (80, 807813), (81, 797840), (90, 718056), (108, 598380), (120, 538542), (135, 478704), (144, 448785), (162, 398920), (180, 359028), (216, 299190), (240, 269271), (270, 239352), (324, 199460), (360, 179514), (405, 159568), (432, 149595), (540, 119676), (648, 99730), (720, 89757), (810, 79784), (1080, 59838), (1296, 49865), (1620, 39892), (2160, 29919), (3240, 19946), (6480, 9973)]