21038430750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{20887}}^1$

素因数の和:21003

約数の個数: 128

約数和(自身を含む): 56307363840

約数和(自身を除く): 35268933090

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 79, 85, 102, 125, 150, 158, 170, 237, 250, 255, 375, 395, 425, 474, 510, 750, 790, 850, 1185, 1275, 1343, 1975, 2125, 2370, 2550, 2686, 3950, 4029, 4250, 5925, 6375, 6715, 8058, 9875, 11850, 12750, 13430, 19750, 20145, 20887, 29625, 33575, 40290, 41774, 59250, 62661, 67150, 100725, 104435, 125322, 167875, 201450, 208870, 313305, 335750, 355079, 503625, 522175, 626610, 710158, 1007250, 1044350, 1065237, 1566525, 1650073, 1775395, 2130474, 2610875, 3133050, 3300146, 3550790, 4950219, 5221750, 5326185, 7832625, 8250365, 8876975, 9900438, 10652370, 15665250, 16500730, 17753950, 24751095, 26630925, 28051241, 41251825, 44384875, 49502190, 53261850, 56102482, 82503650, 84153723, 88769750, 123755475, 133154625, 140256205, 168307446, 206259125, 247510950, 266309250, 280512410, 412518250, 420768615, 618777375, 701281025, 841537230, 1237554750, 1402562050, 2103843075, 3506405125, 4207686150, 7012810250, 10519215375, 21038430750]

約数ペア:

[(1, 21038430750), (2, 10519215375), (3, 7012810250), (5, 4207686150), (6, 3506405125), (10, 2103843075), (15, 1402562050), (17, 1237554750), (25, 841537230), (30, 701281025), (34, 618777375), (50, 420768615), (51, 412518250), (75, 280512410), (79, 266309250), (85, 247510950), (102, 206259125), (125, 168307446), (150, 140256205), (158, 133154625), (170, 123755475), (237, 88769750), (250, 84153723), (255, 82503650), (375, 56102482), (395, 53261850), (425, 49502190), (474, 44384875), (510, 41251825), (750, 28051241), (790, 26630925), (850, 24751095), (1185, 17753950), (1275, 16500730), (1343, 15665250), (1975, 10652370), (2125, 9900438), (2370, 8876975), (2550, 8250365), (2686, 7832625), (3950, 5326185), (4029, 5221750), (4250, 4950219), (5925, 3550790), (6375, 3300146), (6715, 3133050), (8058, 2610875), (9875, 2130474), (11850, 1775395), (12750, 1650073), (13430, 1566525), (19750, 1065237), (20145, 1044350), (20887, 1007250), (29625, 710158), (33575, 626610), (40290, 522175), (41774, 503625), (59250, 355079), (62661, 335750), (67150, 313305), (100725, 208870), (104435, 201450), (125322, 167875)]