8138650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 17186400

約数和(自身を除く): 9047750

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 659, 950, 1235, 1318, 2470, 3295, 6175, 6590, 8567, 12350, 12521, 16475, 17134, 25042, 32950, 42835, 62605, 85670, 125210, 162773, 214175, 313025, 325546, 428350, 626050, 813865, 1627730, 4069325, 8138650]

約数ペア:

[(1, 8138650), (2, 4069325), (5, 1627730), (10, 813865), (13, 626050), (19, 428350), (25, 325546), (26, 313025), (38, 214175), (50, 162773), (65, 125210), (95, 85670), (130, 62605), (190, 42835), (247, 32950), (325, 25042), (475, 17134), (494, 16475), (650, 12521), (659, 12350), (950, 8567), (1235, 6590), (1318, 6175), (2470, 3295)]