73744425

素因数分解:

$3^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 139921600

約数和(自身を除く): 66177175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 81, 135, 183, 199, 225, 243, 305, 405, 549, 597, 675, 915, 995, 1215, 1525, 1647, 1791, 2025, 2745, 2985, 4575, 4941, 4975, 5373, 6075, 8235, 8955, 12139, 13725, 14823, 14925, 16119, 24705, 26865, 36417, 41175, 44775, 48357, 60695, 74115, 80595, 109251, 123525, 134325, 182085, 241785, 303475, 327753, 370575, 402975, 546255, 910425, 983259, 1208925, 1638765, 2731275, 2949777, 4916295, 8193825, 14748885, 24581475, 73744425]

約数ペア:

[(1, 73744425), (3, 24581475), (5, 14748885), (9, 8193825), (15, 4916295), (25, 2949777), (27, 2731275), (45, 1638765), (61, 1208925), (75, 983259), (81, 910425), (135, 546255), (183, 402975), (199, 370575), (225, 327753), (243, 303475), (305, 241785), (405, 182085), (549, 134325), (597, 123525), (675, 109251), (915, 80595), (995, 74115), (1215, 60695), (1525, 48357), (1647, 44775), (1791, 41175), (2025, 36417), (2745, 26865), (2985, 24705), (4575, 16119), (4941, 14925), (4975, 14823), (5373, 13725), (6075, 12139), (8235, 8955)]