64468300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 152458992

約数和(自身を除く): 87990692

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 101, 130, 202, 260, 325, 404, 491, 505, 650, 982, 1010, 1300, 1313, 1964, 2020, 2455, 2525, 2626, 4910, 5050, 5252, 6383, 6565, 9820, 10100, 12275, 12766, 13130, 24550, 25532, 26260, 31915, 32825, 49100, 49591, 63830, 65650, 99182, 127660, 131300, 159575, 198364, 247955, 319150, 495910, 638300, 644683, 991820, 1239775, 1289366, 2479550, 2578732, 3223415, 4959100, 6446830, 12893660, 16117075, 32234150, 64468300]

約数ペア:

[(1, 64468300), (2, 32234150), (4, 16117075), (5, 12893660), (10, 6446830), (13, 4959100), (20, 3223415), (25, 2578732), (26, 2479550), (50, 1289366), (52, 1239775), (65, 991820), (100, 644683), (101, 638300), (130, 495910), (202, 319150), (260, 247955), (325, 198364), (404, 159575), (491, 131300), (505, 127660), (650, 99182), (982, 65650), (1010, 63830), (1300, 49591), (1313, 49100), (1964, 32825), (2020, 31915), (2455, 26260), (2525, 25532), (2626, 24550), (4910, 13130), (5050, 12766), (5252, 12275), (6383, 10100), (6565, 9820)]