72804550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16001}}^1$

素因数の和:16033

約数の個数: 48

約数和(自身を含む): 166676832

約数和(自身を除く): 93872282

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 16001, 32002, 80005, 112007, 160010, 208013, 224014, 400025, 416026, 560035, 800050, 1040065, 1120070, 1456091, 2080130, 2800175, 2912182, 5200325, 5600350, 7280455, 10400650, 14560910, 36402275, 72804550]

約数ペア:

[(1, 72804550), (2, 36402275), (5, 14560910), (7, 10400650), (10, 7280455), (13, 5600350), (14, 5200325), (25, 2912182), (26, 2800175), (35, 2080130), (50, 1456091), (65, 1120070), (70, 1040065), (91, 800050), (130, 560035), (175, 416026), (182, 400025), (325, 224014), (350, 208013), (455, 160010), (650, 112007), (910, 80005), (2275, 32002), (4550, 16001)]