70431290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 141834240

約数和(自身を除く): 71402950

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 71, 95, 115, 142, 190, 227, 230, 355, 437, 454, 710, 874, 1135, 1349, 1633, 2185, 2270, 2698, 3266, 4313, 4370, 5221, 6745, 8165, 8626, 10442, 13490, 16117, 16330, 21565, 26105, 31027, 32234, 43130, 52210, 62054, 80585, 99199, 155135, 161170, 198398, 306223, 310270, 370691, 495995, 612446, 741382, 991990, 1531115, 1853455, 3062230, 3706910, 7043129, 14086258, 35215645, 70431290]

約数ペア:

[(1, 70431290), (2, 35215645), (5, 14086258), (10, 7043129), (19, 3706910), (23, 3062230), (38, 1853455), (46, 1531115), (71, 991990), (95, 741382), (115, 612446), (142, 495995), (190, 370691), (227, 310270), (230, 306223), (355, 198398), (437, 161170), (454, 155135), (710, 99199), (874, 80585), (1135, 62054), (1349, 52210), (1633, 43130), (2185, 32234), (2270, 31027), (2698, 26105), (3266, 21565), (4313, 16330), (4370, 16117), (5221, 13490), (6745, 10442), (8165, 8626)]