80372760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51521}}^1$

素因数の和:51548

約数の個数: 64

約数和(自身を含む): 259670880

約数和(自身を除く): 179298120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51521, 103042, 154563, 206084, 257605, 309126, 412168, 515210, 618252, 669773, 772815, 1030420, 1236504, 1339546, 1545630, 2009319, 2060840, 2679092, 3091260, 3348865, 4018638, 5358184, 6182520, 6697730, 8037276, 10046595, 13395460, 16074552, 20093190, 26790920, 40186380, 80372760]

約数ペア:

[(1, 80372760), (2, 40186380), (3, 26790920), (4, 20093190), (5, 16074552), (6, 13395460), (8, 10046595), (10, 8037276), (12, 6697730), (13, 6182520), (15, 5358184), (20, 4018638), (24, 3348865), (26, 3091260), (30, 2679092), (39, 2060840), (40, 2009319), (52, 1545630), (60, 1339546), (65, 1236504), (78, 1030420), (104, 772815), (120, 669773), (130, 618252), (156, 515210), (195, 412168), (260, 309126), (312, 257605), (390, 206084), (520, 154563), (780, 103042), (1560, 51521)]