64371190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15973}}^1$

素因数の和:16024

約数の個数: 32

約数和(自身を含む): 128814336

約数和(自身を除く): 64443146

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 15973, 31946, 79865, 159730, 207649, 415298, 495163, 990326, 1038245, 2076490, 2475815, 4951630, 6437119, 12874238, 32185595, 64371190]

約数ペア:

[(1, 64371190), (2, 32185595), (5, 12874238), (10, 6437119), (13, 4951630), (26, 2475815), (31, 2076490), (62, 1038245), (65, 990326), (130, 495163), (155, 415298), (310, 207649), (403, 159730), (806, 79865), (2015, 31946), (4030, 15973)]