54998960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 80

約数和(自身を含む): 134372352

約数和(自身を除く): 79373392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 331, 335, 496, 536, 620, 662, 670, 1072, 1240, 1324, 1340, 1655, 2077, 2480, 2648, 2680, 3310, 4154, 5296, 5360, 6620, 8308, 10261, 10385, 13240, 16616, 20522, 20770, 22177, 26480, 33232, 41044, 41540, 44354, 51305, 82088, 83080, 88708, 102610, 110885, 164176, 166160, 177416, 205220, 221770, 354832, 410440, 443540, 687487, 820880, 887080, 1374974, 1774160, 2749948, 3437435, 5499896, 6874870, 10999792, 13749740, 27499480, 54998960]

約数ペア:

[(1, 54998960), (2, 27499480), (4, 13749740), (5, 10999792), (8, 6874870), (10, 5499896), (16, 3437435), (20, 2749948), (31, 1774160), (40, 1374974), (62, 887080), (67, 820880), (80, 687487), (124, 443540), (134, 410440), (155, 354832), (248, 221770), (268, 205220), (310, 177416), (331, 166160), (335, 164176), (496, 110885), (536, 102610), (620, 88708), (662, 83080), (670, 82088), (1072, 51305), (1240, 44354), (1324, 41540), (1340, 41044), (1655, 33232), (2077, 26480), (2480, 22177), (2648, 20770), (2680, 20522), (3310, 16616), (4154, 13240), (5296, 10385), (5360, 10261), (6620, 8308)]