66828825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 138193536

約数和(自身を除く): 71364711

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 151, 175, 225, 281, 315, 453, 525, 755, 843, 1057, 1359, 1405, 1575, 1967, 2265, 2529, 3171, 3775, 4215, 5285, 5901, 6795, 7025, 9513, 9835, 11325, 12645, 15855, 17703, 21075, 26425, 29505, 33975, 42431, 47565, 49175, 63225, 79275, 88515, 127293, 147525, 212155, 237825, 297017, 381879, 442575, 636465, 891051, 1060775, 1485085, 1909395, 2673153, 3182325, 4455255, 7425425, 9546975, 13365765, 22276275, 66828825]

約数ペア:

[(1, 66828825), (3, 22276275), (5, 13365765), (7, 9546975), (9, 7425425), (15, 4455255), (21, 3182325), (25, 2673153), (35, 1909395), (45, 1485085), (63, 1060775), (75, 891051), (105, 636465), (151, 442575), (175, 381879), (225, 297017), (281, 237825), (315, 212155), (453, 147525), (525, 127293), (755, 88515), (843, 79275), (1057, 63225), (1359, 49175), (1405, 47565), (1575, 42431), (1967, 33975), (2265, 29505), (2529, 26425), (3171, 21075), (3775, 17703), (4215, 15855), (5285, 12645), (5901, 11325), (6795, 9835), (7025, 9513)]