770350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 1714176

約数和(自身を除く): 943826

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 71, 142, 155, 175, 217, 310, 350, 355, 434, 497, 710, 775, 994, 1085, 1550, 1775, 2170, 2201, 2485, 3550, 4402, 4970, 5425, 10850, 11005, 12425, 15407, 22010, 24850, 30814, 55025, 77035, 110050, 154070, 385175, 770350]

約数ペア:

[(1, 770350), (2, 385175), (5, 154070), (7, 110050), (10, 77035), (14, 55025), (25, 30814), (31, 24850), (35, 22010), (50, 15407), (62, 12425), (70, 11005), (71, 10850), (142, 5425), (155, 4970), (175, 4402), (217, 3550), (310, 2485), (350, 2201), (355, 2170), (434, 1775), (497, 1550), (710, 1085), (775, 994)]