2218219250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 4640702976

約数和(自身を除く): 2422483726

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 67, 122, 125, 130, 134, 167, 250, 305, 325, 334, 335, 610, 650, 670, 793, 835, 871, 1525, 1586, 1625, 1670, 1675, 1742, 2171, 3050, 3250, 3350, 3965, 4087, 4175, 4342, 4355, 7625, 7930, 8174, 8350, 8375, 8710, 10187, 10855, 11189, 15250, 16750, 19825, 20374, 20435, 20875, 21710, 21775, 22378, 39650, 40870, 41750, 43550, 50935, 53131, 54275, 55945, 99125, 101870, 102175, 106262, 108550, 108875, 111890, 132431, 145457, 198250, 204350, 217750, 254675, 264862, 265655, 271375, 279725, 290914, 509350, 510875, 531310, 542750, 559450, 662155, 682529, 727285, 1021750, 1273375, 1324310, 1328275, 1365058, 1398625, 1454570, 2546750, 2656550, 2797250, 3310775, 3412645, 3636425, 6621550, 6641375, 6825290, 7272850, 8872877, 13282750, 16553875, 17063225, 17745754, 18182125, 33107750, 34126450, 36364250, 44364385, 85316125, 88728770, 170632250, 221821925, 443643850, 1109109625, 2218219250]

約数ペア:

[(1, 2218219250), (2, 1109109625), (5, 443643850), (10, 221821925), (13, 170632250), (25, 88728770), (26, 85316125), (50, 44364385), (61, 36364250), (65, 34126450), (67, 33107750), (122, 18182125), (125, 17745754), (130, 17063225), (134, 16553875), (167, 13282750), (250, 8872877), (305, 7272850), (325, 6825290), (334, 6641375), (335, 6621550), (610, 3636425), (650, 3412645), (670, 3310775), (793, 2797250), (835, 2656550), (871, 2546750), (1525, 1454570), (1586, 1398625), (1625, 1365058), (1670, 1328275), (1675, 1324310), (1742, 1273375), (2171, 1021750), (3050, 727285), (3250, 682529), (3350, 662155), (3965, 559450), (4087, 542750), (4175, 531310), (4342, 510875), (4355, 509350), (7625, 290914), (7930, 279725), (8174, 271375), (8350, 265655), (8375, 264862), (8710, 254675), (10187, 217750), (10855, 204350), (11189, 198250), (15250, 145457), (16750, 132431), (19825, 111890), (20374, 108875), (20435, 108550), (20875, 106262), (21710, 102175), (21775, 101870), (22378, 99125), (39650, 55945), (40870, 54275), (41750, 53131), (43550, 50935)]