80526875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 80

約数和(自身を含む): 127534176

約数和(自身を除く): 47007301

約数列:

[1, 5, 11, 13, 17, 25, 53, 55, 65, 85, 125, 143, 187, 221, 265, 275, 325, 425, 583, 625, 689, 715, 901, 935, 1105, 1325, 1375, 1625, 2125, 2431, 2915, 3445, 3575, 4505, 4675, 5525, 6625, 6875, 7579, 8125, 9911, 10625, 11713, 12155, 14575, 17225, 17875, 22525, 23375, 27625, 33125, 37895, 49555, 58565, 60775, 72875, 86125, 89375, 112625, 116875, 128843, 138125, 189475, 247775, 292825, 303875, 364375, 430625, 563125, 644215, 947375, 1238875, 1464125, 1519375, 3221075, 4736875, 6194375, 7320625, 16105375, 80526875]

約数ペア:

[(1, 80526875), (5, 16105375), (11, 7320625), (13, 6194375), (17, 4736875), (25, 3221075), (53, 1519375), (55, 1464125), (65, 1238875), (85, 947375), (125, 644215), (143, 563125), (187, 430625), (221, 364375), (265, 303875), (275, 292825), (325, 247775), (425, 189475), (583, 138125), (625, 128843), (689, 116875), (715, 112625), (901, 89375), (935, 86125), (1105, 72875), (1325, 60775), (1375, 58565), (1625, 49555), (2125, 37895), (2431, 33125), (2915, 27625), (3445, 23375), (3575, 22525), (4505, 17875), (4675, 17225), (5525, 14575), (6625, 12155), (6875, 11713), (7579, 10625), (8125, 9911)]