318145100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34961}}^1$

素因数の和:34995

約数の個数: 72

約数和(自身を含む): 849716448

約数和(自身を除く): 531571348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 34961, 69922, 139844, 174805, 244727, 349610, 454493, 489454, 699220, 874025, 908986, 978908, 1223635, 1748050, 1817972, 2272465, 2447270, 3181451, 3496100, 4544930, 4894540, 6118175, 6362902, 9089860, 11362325, 12236350, 12725804, 15907255, 22724650, 24472700, 31814510, 45449300, 63629020, 79536275, 159072550, 318145100]

約数ペア:

[(1, 318145100), (2, 159072550), (4, 79536275), (5, 63629020), (7, 45449300), (10, 31814510), (13, 24472700), (14, 22724650), (20, 15907255), (25, 12725804), (26, 12236350), (28, 11362325), (35, 9089860), (50, 6362902), (52, 6118175), (65, 4894540), (70, 4544930), (91, 3496100), (100, 3181451), (130, 2447270), (140, 2272465), (175, 1817972), (182, 1748050), (260, 1223635), (325, 978908), (350, 908986), (364, 874025), (455, 699220), (650, 489454), (700, 454493), (910, 349610), (1300, 244727), (1820, 174805), (2275, 139844), (4550, 69922), (9100, 34961)]