299257900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 666144864

約数和(自身を除く): 366886964

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 113, 142, 226, 284, 355, 373, 452, 565, 710, 746, 1130, 1420, 1492, 1775, 1865, 2260, 2825, 3550, 3730, 5650, 7100, 7460, 8023, 9325, 11300, 16046, 18650, 26483, 32092, 37300, 40115, 42149, 52966, 80230, 84298, 105932, 132415, 160460, 168596, 200575, 210745, 264830, 401150, 421490, 529660, 662075, 802300, 842980, 1053725, 1324150, 2107450, 2648300, 2992579, 4214900, 5985158, 11970316, 14962895, 29925790, 59851580, 74814475, 149628950, 299257900]

約数ペア:

[(1, 299257900), (2, 149628950), (4, 74814475), (5, 59851580), (10, 29925790), (20, 14962895), (25, 11970316), (50, 5985158), (71, 4214900), (100, 2992579), (113, 2648300), (142, 2107450), (226, 1324150), (284, 1053725), (355, 842980), (373, 802300), (452, 662075), (565, 529660), (710, 421490), (746, 401150), (1130, 264830), (1420, 210745), (1492, 200575), (1775, 168596), (1865, 160460), (2260, 132415), (2825, 105932), (3550, 84298), (3730, 80230), (5650, 52966), (7100, 42149), (7460, 40115), (8023, 37300), (9325, 32092), (11300, 26483), (16046, 18650)]