28853250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 79792128

約数和(自身を除く): 50938878

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 31, 34, 50, 51, 62, 73, 75, 85, 93, 102, 125, 146, 150, 155, 170, 186, 219, 250, 255, 310, 365, 375, 425, 438, 465, 510, 527, 730, 750, 775, 850, 930, 1054, 1095, 1241, 1275, 1550, 1581, 1825, 2125, 2190, 2263, 2325, 2482, 2550, 2635, 3162, 3650, 3723, 3875, 4250, 4526, 4650, 5270, 5475, 6205, 6375, 6789, 7446, 7750, 7905, 9125, 10950, 11315, 11625, 12410, 12750, 13175, 13578, 15810, 18250, 18615, 22630, 23250, 26350, 27375, 31025, 33945, 37230, 38471, 39525, 54750, 56575, 62050, 65875, 67890, 76942, 79050, 93075, 113150, 115413, 131750, 155125, 169725, 186150, 192355, 197625, 230826, 282875, 310250, 339450, 384710, 395250, 465375, 565750, 577065, 848625, 930750, 961775, 1154130, 1697250, 1923550, 2885325, 4808875, 5770650, 9617750, 14426625, 28853250]

約数ペア:

[(1, 28853250), (2, 14426625), (3, 9617750), (5, 5770650), (6, 4808875), (10, 2885325), (15, 1923550), (17, 1697250), (25, 1154130), (30, 961775), (31, 930750), (34, 848625), (50, 577065), (51, 565750), (62, 465375), (73, 395250), (75, 384710), (85, 339450), (93, 310250), (102, 282875), (125, 230826), (146, 197625), (150, 192355), (155, 186150), (170, 169725), (186, 155125), (219, 131750), (250, 115413), (255, 113150), (310, 93075), (365, 79050), (375, 76942), (425, 67890), (438, 65875), (465, 62050), (510, 56575), (527, 54750), (730, 39525), (750, 38471), (775, 37230), (850, 33945), (930, 31025), (1054, 27375), (1095, 26350), (1241, 23250), (1275, 22630), (1550, 18615), (1581, 18250), (1825, 15810), (2125, 13578), (2190, 13175), (2263, 12750), (2325, 12410), (2482, 11625), (2550, 11315), (2635, 10950), (3162, 9125), (3650, 7905), (3723, 7750), (3875, 7446), (4250, 6789), (4526, 6375), (4650, 6205), (5270, 5475)]