51549280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:612

約数の個数: 96

約数和(自身を含む): 132572160

約数和(自身を除く): 81022880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 547, 589, 608, 620, 760, 992, 1094, 1178, 1240, 1520, 2188, 2356, 2480, 2735, 2945, 3040, 4376, 4712, 4960, 5470, 5890, 8752, 9424, 10393, 10940, 11780, 16957, 17504, 18848, 20786, 21880, 23560, 33914, 41572, 43760, 47120, 51965, 67828, 83144, 84785, 87520, 94240, 103930, 135656, 166288, 169570, 207860, 271312, 322183, 332576, 339140, 415720, 542624, 644366, 678280, 831440, 1288732, 1356560, 1610915, 1662880, 2577464, 2713120, 3221830, 5154928, 6443660, 10309856, 12887320, 25774640, 51549280]

約数ペア:

[(1, 51549280), (2, 25774640), (4, 12887320), (5, 10309856), (8, 6443660), (10, 5154928), (16, 3221830), (19, 2713120), (20, 2577464), (31, 1662880), (32, 1610915), (38, 1356560), (40, 1288732), (62, 831440), (76, 678280), (80, 644366), (95, 542624), (124, 415720), (152, 339140), (155, 332576), (160, 322183), (190, 271312), (248, 207860), (304, 169570), (310, 166288), (380, 135656), (496, 103930), (547, 94240), (589, 87520), (608, 84785), (620, 83144), (760, 67828), (992, 51965), (1094, 47120), (1178, 43760), (1240, 41572), (1520, 33914), (2188, 23560), (2356, 21880), (2480, 20786), (2735, 18848), (2945, 17504), (3040, 16957), (4376, 11780), (4712, 10940), (4960, 10393), (5470, 9424), (5890, 8752)]