6464009875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1201

約数の個数: 64

約数和(自身を含む): 8874717696

約数和(自身を除く): 2410707821

約数列:

[1, 5, 17, 25, 47, 61, 85, 125, 235, 305, 425, 799, 1037, 1061, 1175, 1525, 2125, 2867, 3995, 5185, 5305, 5875, 7625, 14335, 18037, 19975, 25925, 26525, 48739, 49867, 64721, 71675, 90185, 99875, 129625, 132625, 243695, 249335, 323605, 358375, 450925, 847739, 1100257, 1218475, 1246675, 1618025, 2254625, 3041887, 4238695, 5501285, 6092375, 6233375, 8090125, 15209435, 21193475, 27506425, 51712079, 76047175, 105967375, 137532125, 258560395, 380235875, 1292801975, 6464009875]

約数ペア:

[(1, 6464009875), (5, 1292801975), (17, 380235875), (25, 258560395), (47, 137532125), (61, 105967375), (85, 76047175), (125, 51712079), (235, 27506425), (305, 21193475), (425, 15209435), (799, 8090125), (1037, 6233375), (1061, 6092375), (1175, 5501285), (1525, 4238695), (2125, 3041887), (2867, 2254625), (3995, 1618025), (5185, 1246675), (5305, 1218475), (5875, 1100257), (7625, 847739), (14335, 450925), (18037, 358375), (19975, 323605), (25925, 249335), (26525, 243695), (48739, 132625), (49867, 129625), (64721, 99875), (71675, 90185)]