207142000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 160

約数和(自身を含む): 558964224

約数和(自身を除く): 351822224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 125, 130, 155, 200, 208, 248, 250, 257, 260, 310, 325, 400, 403, 496, 500, 514, 520, 620, 650, 775, 806, 1000, 1028, 1040, 1240, 1285, 1300, 1550, 1612, 1625, 2000, 2015, 2056, 2480, 2570, 2600, 3100, 3224, 3250, 3341, 3875, 4030, 4112, 5140, 5200, 6200, 6425, 6448, 6500, 6682, 7750, 7967, 8060, 10075, 10280, 12400, 12850, 13000, 13364, 15500, 15934, 16120, 16705, 20150, 20560, 25700, 26000, 26728, 31000, 31868, 32125, 32240, 33410, 39835, 40300, 50375, 51400, 53456, 62000, 63736, 64250, 66820, 79670, 80600, 83525, 100750, 102800, 103571, 127472, 128500, 133640, 159340, 161200, 167050, 199175, 201500, 207142, 257000, 267280, 318680, 334100, 398350, 403000, 414284, 417625, 514000, 517855, 637360, 668200, 796700, 806000, 828568, 835250, 995875, 1035710, 1336400, 1593400, 1657136, 1670500, 1991750, 2071420, 2589275, 3186800, 3341000, 3983500, 4142840, 5178550, 6682000, 7967000, 8285680, 10357100, 12946375, 15934000, 20714200, 25892750, 41428400, 51785500, 103571000, 207142000]

約数ペア:

[(1, 207142000), (2, 103571000), (4, 51785500), (5, 41428400), (8, 25892750), (10, 20714200), (13, 15934000), (16, 12946375), (20, 10357100), (25, 8285680), (26, 7967000), (31, 6682000), (40, 5178550), (50, 4142840), (52, 3983500), (62, 3341000), (65, 3186800), (80, 2589275), (100, 2071420), (104, 1991750), (124, 1670500), (125, 1657136), (130, 1593400), (155, 1336400), (200, 1035710), (208, 995875), (248, 835250), (250, 828568), (257, 806000), (260, 796700), (310, 668200), (325, 637360), (400, 517855), (403, 514000), (496, 417625), (500, 414284), (514, 403000), (520, 398350), (620, 334100), (650, 318680), (775, 267280), (806, 257000), (1000, 207142), (1028, 201500), (1040, 199175), (1240, 167050), (1285, 161200), (1300, 159340), (1550, 133640), (1612, 128500), (1625, 127472), (2000, 103571), (2015, 102800), (2056, 100750), (2480, 83525), (2570, 80600), (2600, 79670), (3100, 66820), (3224, 64250), (3250, 63736), (3341, 62000), (3875, 53456), (4030, 51400), (4112, 50375), (5140, 40300), (5200, 39835), (6200, 33410), (6425, 32240), (6448, 32125), (6500, 31868), (6682, 31000), (7750, 26728), (7967, 26000), (8060, 25700), (10075, 20560), (10280, 20150), (12400, 16705), (12850, 16120), (13000, 15934), (13364, 15500)]