1645284225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{5839}}^1$

素因数の和:5899

約数の個数: 72

約数和(自身を含む): 3112439680

約数和(自身を除く): 1467155455

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 289, 325, 425, 663, 867, 975, 1105, 1275, 1445, 3315, 3757, 4335, 5525, 5839, 7225, 11271, 16575, 17517, 18785, 21675, 29195, 56355, 75907, 87585, 93925, 99263, 145975, 227721, 281775, 297789, 379535, 437925, 496315, 1138605, 1290419, 1488945, 1687471, 1897675, 2481575, 3871257, 5062413, 5693025, 6452095, 7444725, 8437355, 19356285, 21937123, 25312065, 32260475, 42186775, 65811369, 96781425, 109685615, 126560325, 329056845, 548428075, 1645284225]

約数ペア:

[(1, 1645284225), (3, 548428075), (5, 329056845), (13, 126560325), (15, 109685615), (17, 96781425), (25, 65811369), (39, 42186775), (51, 32260475), (65, 25312065), (75, 21937123), (85, 19356285), (195, 8437355), (221, 7444725), (255, 6452095), (289, 5693025), (325, 5062413), (425, 3871257), (663, 2481575), (867, 1897675), (975, 1687471), (1105, 1488945), (1275, 1290419), (1445, 1138605), (3315, 496315), (3757, 437925), (4335, 379535), (5525, 297789), (5839, 281775), (7225, 227721), (11271, 145975), (16575, 99263), (17517, 93925), (18785, 87585), (21675, 75907), (29195, 56355)]