72727840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19763}}^1$

素因数の和:19801

約数の個数: 48

約数和(自身を含む): 179299008

約数和(自身を除く): 106571168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 19763, 39526, 79052, 98815, 158104, 197630, 316208, 395260, 454549, 632416, 790520, 909098, 1581040, 1818196, 2272745, 3162080, 3636392, 4545490, 7272784, 9090980, 14545568, 18181960, 36363920, 72727840]

約数ペア:

[(1, 72727840), (2, 36363920), (4, 18181960), (5, 14545568), (8, 9090980), (10, 7272784), (16, 4545490), (20, 3636392), (23, 3162080), (32, 2272745), (40, 1818196), (46, 1581040), (80, 909098), (92, 790520), (115, 632416), (160, 454549), (184, 395260), (230, 316208), (368, 197630), (460, 158104), (736, 98815), (920, 79052), (1840, 39526), (3680, 19763)]