201966375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2437}}^1$

素因数の和:2485

約数の個数: 64

約数和(自身を含む): 383370624

約数和(自身を除く): 181404249

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 125, 195, 221, 255, 325, 375, 425, 663, 975, 1105, 1275, 1625, 2125, 2437, 3315, 4875, 5525, 6375, 7311, 12185, 16575, 27625, 31681, 36555, 41429, 60925, 82875, 95043, 124287, 158405, 182775, 207145, 304625, 475215, 538577, 621435, 792025, 913875, 1035725, 1615731, 2376075, 2692885, 3107175, 3960125, 5178625, 8078655, 11880375, 13464425, 15535875, 40393275, 67322125, 201966375]

約数ペア:

[(1, 201966375), (3, 67322125), (5, 40393275), (13, 15535875), (15, 13464425), (17, 11880375), (25, 8078655), (39, 5178625), (51, 3960125), (65, 3107175), (75, 2692885), (85, 2376075), (125, 1615731), (195, 1035725), (221, 913875), (255, 792025), (325, 621435), (375, 538577), (425, 475215), (663, 304625), (975, 207145), (1105, 182775), (1275, 158405), (1625, 124287), (2125, 95043), (2437, 82875), (3315, 60925), (4875, 41429), (5525, 36555), (6375, 31681), (7311, 27625), (12185, 16575)]