78135720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50087}}^1$

素因数の和:50114

約数の個数: 64

約数和(自身を含む): 252443520

約数和(自身を除く): 174307800

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, 50087, 100174, 150261, 200348, 250435, 300522, 400696, 500870, 601044, 651131, 751305, 1001740, 1202088, 1302262, 1502610, 1953393, 2003480, 2604524, 3005220, 3255655, 3906786, 5209048, 6010440, 6511310, 7813572, 9766965, 13022620, 15627144, 19533930, 26045240, 39067860, 78135720]

約数ペア:

[(1, 78135720), (2, 39067860), (3, 26045240), (4, 19533930), (5, 15627144), (6, 13022620), (8, 9766965), (10, 7813572), (12, 6511310), (13, 6010440), (15, 5209048), (20, 3906786), (24, 3255655), (26, 3005220), (30, 2604524), (39, 2003480), (40, 1953393), (52, 1502610), (60, 1302262), (65, 1202088), (78, 1001740), (104, 751305), (120, 651131), (130, 601044), (156, 500870), (195, 400696), (260, 300522), (312, 250435), (390, 200348), (520, 150261), (780, 100174), (1560, 50087)]