156970947260

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{971}}^1\times {\mathrm{32203}}^1$

素因数の和:33434

約数の個数: 48

約数和(自身を含む): 331303416192

約数和(自身を除く): 174332468932

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 971, 1004, 1255, 1942, 2510, 3884, 4855, 5020, 9710, 19420, 32203, 64406, 128812, 161015, 243721, 322030, 487442, 644060, 974884, 1218605, 2437210, 4874420, 8082953, 16165906, 31269113, 32331812, 40414765, 62538226, 80829530, 125076452, 156345565, 161659060, 312691130, 625382260, 7848547363, 15697094726, 31394189452, 39242736815, 78485473630, 156970947260]

約数ペア:

[(1, 156970947260), (2, 78485473630), (4, 39242736815), (5, 31394189452), (10, 15697094726), (20, 7848547363), (251, 625382260), (502, 312691130), (971, 161659060), (1004, 156345565), (1255, 125076452), (1942, 80829530), (2510, 62538226), (3884, 40414765), (4855, 32331812), (5020, 31269113), (9710, 16165906), (19420, 8082953), (32203, 4874420), (64406, 2437210), (128812, 1218605), (161015, 974884), (243721, 644060), (322030, 487442)]