85689660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204023}}^1$

素因数の和:204042

約数の個数: 48

約数和(自身を含む): 274208256

約数和(自身を除く): 188518596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204023, 408046, 612069, 816092, 1020115, 1224138, 1428161, 2040230, 2448276, 2856322, 3060345, 4080460, 4284483, 5712644, 6120690, 7140805, 8568966, 12241380, 14281610, 17137932, 21422415, 28563220, 42844830, 85689660]

約数ペア:

[(1, 85689660), (2, 42844830), (3, 28563220), (4, 21422415), (5, 17137932), (6, 14281610), (7, 12241380), (10, 8568966), (12, 7140805), (14, 6120690), (15, 5712644), (20, 4284483), (21, 4080460), (28, 3060345), (30, 2856322), (35, 2448276), (42, 2040230), (60, 1428161), (70, 1224138), (84, 1020115), (105, 816092), (140, 612069), (210, 408046), (420, 204023)]