71796140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{599}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 91197460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 461, 599, 922, 1198, 1844, 2305, 2396, 2995, 4610, 5990, 5993, 7787, 9220, 11980, 11986, 15574, 23972, 29965, 31148, 38935, 59930, 77870, 119860, 155740, 276139, 552278, 1104556, 1380695, 2761390, 3589807, 5522780, 7179614, 14359228, 17949035, 35898070, 71796140]

約数ペア:

[(1, 71796140), (2, 35898070), (4, 17949035), (5, 14359228), (10, 7179614), (13, 5522780), (20, 3589807), (26, 2761390), (52, 1380695), (65, 1104556), (130, 552278), (260, 276139), (461, 155740), (599, 119860), (922, 77870), (1198, 59930), (1844, 38935), (2305, 31148), (2396, 29965), (2995, 23972), (4610, 15574), (5990, 11986), (5993, 11980), (7787, 9220)]