388375130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8761}}^1$

素因数の和:8823

約数の個数: 64

約数和(自身を含む): 847881216

約数和(自身を除く): 459506086

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 286, 310, 341, 403, 682, 715, 806, 1430, 1705, 2015, 3410, 4030, 4433, 8761, 8866, 17522, 22165, 43805, 44330, 87610, 96371, 113893, 192742, 227786, 271591, 481855, 543182, 569465, 963710, 1138930, 1252823, 1357955, 2505646, 2715910, 2987501, 3530683, 5975002, 6264115, 7061366, 12528230, 14937505, 17653415, 29875010, 35306830, 38837513, 77675026, 194187565, 388375130]

約数ペア:

[(1, 388375130), (2, 194187565), (5, 77675026), (10, 38837513), (11, 35306830), (13, 29875010), (22, 17653415), (26, 14937505), (31, 12528230), (55, 7061366), (62, 6264115), (65, 5975002), (110, 3530683), (130, 2987501), (143, 2715910), (155, 2505646), (286, 1357955), (310, 1252823), (341, 1138930), (403, 963710), (682, 569465), (715, 543182), (806, 481855), (1430, 271591), (1705, 227786), (2015, 192742), (3410, 113893), (4030, 96371), (4433, 87610), (8761, 44330), (8866, 43805), (17522, 22165)]