20237301825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{205507}}^1$

素因数の和:205634

約数の個数: 48

約数和(自身を含む): 36389712576

約数和(自身を除く): 16152410751

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 101, 195, 303, 325, 505, 975, 1313, 1515, 2525, 3939, 6565, 7575, 19695, 32825, 98475, 205507, 616521, 1027535, 2671591, 3082605, 5137675, 8014773, 13357955, 15413025, 20756207, 40073865, 62268621, 66789775, 103781035, 200369325, 269830691, 311343105, 518905175, 809492073, 1349153455, 1556715525, 4047460365, 6745767275, 20237301825]

約数ペア:

[(1, 20237301825), (3, 6745767275), (5, 4047460365), (13, 1556715525), (15, 1349153455), (25, 809492073), (39, 518905175), (65, 311343105), (75, 269830691), (101, 200369325), (195, 103781035), (303, 66789775), (325, 62268621), (505, 40073865), (975, 20756207), (1313, 15413025), (1515, 13357955), (2525, 8014773), (3939, 5137675), (6565, 3082605), (7575, 2671591), (19695, 1027535), (32825, 616521), (98475, 205507)]