85720440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54949}}^1$

素因数の和:54976

約数の個数: 64

約数和(自身を含む): 276948000

約数和(自身を除く): 191227560

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, 54949, 109898, 164847, 219796, 274745, 329694, 439592, 549490, 659388, 714337, 824235, 1098980, 1318776, 1428674, 1648470, 2143011, 2197960, 2857348, 3296940, 3571685, 4286022, 5714696, 6593880, 7143370, 8572044, 10715055, 14286740, 17144088, 21430110, 28573480, 42860220, 85720440]

約数ペア:

[(1, 85720440), (2, 42860220), (3, 28573480), (4, 21430110), (5, 17144088), (6, 14286740), (8, 10715055), (10, 8572044), (12, 7143370), (13, 6593880), (15, 5714696), (20, 4286022), (24, 3571685), (26, 3296940), (30, 2857348), (39, 2197960), (40, 2143011), (52, 1648470), (60, 1428674), (65, 1318776), (78, 1098980), (104, 824235), (120, 714337), (130, 659388), (156, 549490), (195, 439592), (260, 329694), (312, 274745), (390, 219796), (520, 164847), (780, 109898), (1560, 54949)]