64923020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 143640000

約数和(自身を除く): 78716980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 452, 460, 565, 1130, 1249, 2260, 2498, 2599, 4996, 5198, 6245, 10396, 12490, 12995, 24980, 25990, 28727, 51980, 57454, 114908, 141137, 143635, 282274, 287270, 564548, 574540, 705685, 1411370, 2822740, 3246151, 6492302, 12984604, 16230755, 32461510, 64923020]

約数ペア:

[(1, 64923020), (2, 32461510), (4, 16230755), (5, 12984604), (10, 6492302), (20, 3246151), (23, 2822740), (46, 1411370), (92, 705685), (113, 574540), (115, 564548), (226, 287270), (230, 282274), (452, 143635), (460, 141137), (565, 114908), (1130, 57454), (1249, 51980), (2260, 28727), (2498, 25990), (2599, 24980), (4996, 12995), (5198, 12490), (6245, 10396)]