49087280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 80

約数和(自身を含む): 125804448

約数和(自身を除く): 76717168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 461, 484, 605, 880, 922, 968, 1210, 1331, 1844, 1936, 2305, 2420, 2662, 3688, 4610, 4840, 5071, 5324, 6655, 7376, 9220, 9680, 10142, 10648, 13310, 18440, 20284, 21296, 25355, 26620, 36880, 40568, 50710, 53240, 55781, 81136, 101420, 106480, 111562, 202840, 223124, 278905, 405680, 446248, 557810, 613591, 892496, 1115620, 1227182, 2231240, 2454364, 3067955, 4462480, 4908728, 6135910, 9817456, 12271820, 24543640, 49087280]

約数ペア:

[(1, 49087280), (2, 24543640), (4, 12271820), (5, 9817456), (8, 6135910), (10, 4908728), (11, 4462480), (16, 3067955), (20, 2454364), (22, 2231240), (40, 1227182), (44, 1115620), (55, 892496), (80, 613591), (88, 557810), (110, 446248), (121, 405680), (176, 278905), (220, 223124), (242, 202840), (440, 111562), (461, 106480), (484, 101420), (605, 81136), (880, 55781), (922, 53240), (968, 50710), (1210, 40568), (1331, 36880), (1844, 26620), (1936, 25355), (2305, 21296), (2420, 20284), (2662, 18440), (3688, 13310), (4610, 10648), (4840, 10142), (5071, 9680), (5324, 9220), (6655, 7376)]