78883675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 112367808

約数和(自身を除く): 33484133

約数列:

[1, 5, 13, 23, 25, 61, 65, 115, 173, 299, 305, 325, 575, 793, 865, 1403, 1495, 1525, 2249, 3965, 3979, 4325, 7015, 7475, 10553, 11245, 18239, 19825, 19895, 35075, 51727, 52765, 56225, 91195, 99475, 137189, 242719, 258635, 263825, 455975, 685945, 1213595, 1293175, 3155347, 3429725, 6067975, 15776735, 78883675]

約数ペア:

[(1, 78883675), (5, 15776735), (13, 6067975), (23, 3429725), (25, 3155347), (61, 1293175), (65, 1213595), (115, 685945), (173, 455975), (299, 263825), (305, 258635), (325, 242719), (575, 137189), (793, 99475), (865, 91195), (1403, 56225), (1495, 52765), (1525, 51727), (2249, 35075), (3965, 19895), (3979, 19825), (4325, 18239), (7015, 11245), (7475, 10553)]